Root word Meanings Origin

1 a/n not, without Greek

2a on Latin
3 a, ab/s from, away, off Latin

4 a/c/d to, toward, near Latin

5 acro top, height, tip, beginning Greek

6 act do Latin
7 aer/o air Greek
Latin
8 agr/i/o farming
Greek
9 alg/o pain Latin

10 ambi, amphi both, on both sides, around Latin

11 ambul walk, move Latin

12 ami/o love Latin

13 ana up, back, against, again, throughout Greek

14 andr/o man, male Greek

15 anim life, spirit Latin
16 ann/enn year Latin
17 ante before, in front Latin

18 anth/o flower Greek

19 anthrop/o human Greek

20 anti against, opposite of Greek

21 apo, apho away, off, separate Greek

22 aqu/a water Latin
23 arbor tree Latin

24 arch/i chief, most important, rule Greek

25 arch/a/i primitive, ancient Greek

Latin
26 arthr/o joint
Greek
27 art skill Latin

28 astro, aster star, stars, outer space Greek

29 aud/i/io hear Latin

30 auto self, same, one Greek

31 avi/a bird Latin

32 bar/o pressure, weight Greek

33 bell/i war Latin
34 bene good, well Latin

35 bi/n two, twice, once in every two Latin

36 bibli/o book Greek

37 bio life, living matter Greek

38 blast/o cell, primitive, immature cell Greek

39 burs pouch, purse Latin

40 calc stone Latin

41 cand glowing, iridescent Latin

42 capt, cept, ceive take, hold Latin
43 cardi/o heart Greek
44 carn/i flesh, meat Latin
down, against, completely,
45 cata Greek
intensive, according to
Latin
46 caust, caut to burn
Greek
47 cede, ceed, cess go, yield Latin
48 celer fast Latin
49 cent/i hundred, hundredth Latin
50 centr/o/i center Greek

51 cephal/o head Greek

52 cerebr/o brain Latin

53 cert sure Latin

chrom/o
54 color, pigment Greek
chromat/o, chros
55 chron/o time Greek
56 chrys/o gold, yellow Greek
57 cide, cise cut, kill Latin
58 circum, circle around, about Latin
59 claim, clam shout, speak out Latin
60 clar clear Latin
61 clud, clus close Latin
62 cline lean Latin
63 co with, together, joint Latin

64 col together, jointly Latin

65 com together, common Latin

66 cogn/i know Latin

67 con with, jointly Latin

68 contra/o against, opposite Latin

69 corp/o body Latin

70 cosm/o universe Greek
71 counter opposite, contrary, opposing N/A

72 cranio skull Greek

73 cred believe Latin

74 cruc cross Latin

75 crypto hidden, secret Greek

76 cumul mass, heap Latin
77 curr, curs run Latin

78 cycl circle, ring Greek

79 de reduce, away, down, remove Latin
80 dec/a, deka ten Greek

81 deci one tenth Latin

82 dem/o people Greek

83 demi half, less than Latin
84 dendr/o/i tree Greek
85 dent, dont tooth Latin
86 derm/a skin Greek

87 di/plo two, twice Greek

88 di/s apart, away, not, to the opposite Latin

89 dia through, between, apart, across Greek

 90 dict speak Latin

91 domin master Latin

92 don/at give Latin

93 duc/t lead Latin

94 du/o two, twice Latin

95 dur harden, to last, lasting Latin

96 dyn/a/am power, energy, strength Greek

97 dys abnormal, bad Greek

98 e- out, away Latin

Latin
99 ego self
Greek
100 em, en into, cover with, cause N/A

101 endo within, inside Greek

102 enn/i, anni years Latin

103 en, in inside, inwards Latin
on, upon, over, among, at, after, to,
104 ep/i Greek
outside
105 equ/i equal, equally Latin

106 erg/o work Greek

107 esth/aesth feeling, sensation, beauty Latin

108 ethno race, people Greek

109 eu good, well Greek

110 ex from, out, Latin
111 extra, extro outside, beyond Latin
112 fac/t make, do Latin

113 fer bear, bring, carry Latin

114 fid faith Latin
115 flect bend Latin

116 flor/a, fleur flower Latin

completely (used to intensify the
117 for N/A
meaning of a word)
118 fore in front of, previous, earlier N/A
119 form shape Latin
120 fract, frag break Latin
121 fug flee, run away, escape Latin

122 funct perform, work Latin

123 fus pour Latin

124 gastr/o stomach Greek

gen/o/e/
125 birth, production, formation, kind Greek
genesis
126 geo earth, soil, global Greek

127 ger old age Greek

128 giga a billion Greek

Latin
129 gon angle
Greek
130 gram letter, written Greek

131 gran grain Latin

132 graph/y writing, recording, written Greek

133 grat pleasing Latin
134 gyn/o/e woman, female Greek

135 gress, grad/e/i to step, to go Latin

136 hect/o, hecat hundred Greek

137 helic/o spiral, circular Greek
138 heli/o sun Greek

139 hemi half, partial Greek

Latin
140 hem/o/a blood
Greek
141 hepa liver Latin

142 hept/a seven Greek

143 herbi grass, plant Latin

144 hetero different, other Greek

145 hex/a six Greek

146 histo tissue Greek

 Latin
147 homo, homeo like, alike, same
Greek
148 hydr/o liquid, water Greek

149 hygr/o moisture, humidity Greek

Latin
150 hyper too much, over, excessive, beyond
Greek
151 hyp/o under Greek

152 iatr/o medical care Greek

Latin
153 icon/o image
Greek

154 idio peculiar, personal, distinct Greek

155 il, in in, into Latin

156 ig, il, im, in, ir not, without Latin

157 imag likeness Latin

158 infra beneath, below Latin
159 inter between, among, jointly Latin

160 intra, intro within, inside Latin

161 ir not Latin
162 iso equal N/A

163 ject throw Latin

164 jur, jus, jud law, justice Latin

165 junct join Latin

166 juven young Latin
167 kilo thousand Greek
168 kine/t/mat motion, division Greek

169 lab work Latin

170 lact/o milk Latin
171 later side Latin
172 leuk/o, leuc/o white, colorless Greek

173 lex word, law, reading Greek

174 liber free Latin
175 lingu language, tongue Latin

176 lip/o fat Greek

177 lite, ite, lith/o mineral, rock, fossil Greek

178 loc place Latin

179 log/o word, doctrine, discourse Greek

180 loqu, locu speak Latin

181 luc light Latin

182 lud, lus to play Latin

183 lumin light Latin
184 lun/a/i moon Latin

185 macro large, great Greek

186 magn/a/i great, large Latin

187 mal/e bad, ill, wrong Latin

188 man/i/u hand Latin

189 mand to order Latin
190 mania madness, insanity, excessive desire Greek

191 mar/i sea Latin

192 mater, matr/i mother Latin

193 max greatest Latin

194 medi middle Latin

195 mega great, large, million Greek

196 melan/o black Greek

197 memor/i remember Latin

198 merge, mers dip, dive Latin

Latin
199 meso middle
Greek
200 meta change, after, beyond, between Greek

201 meter, metr/y measure Greek

202 micro very small, short, minute Greek

Latin
203 mid middle
Greek
204 migr move Latin

205 milli onethousandth Latin

206 min/i small, less Latin
207 mis/o bad, badly, wrong, wrongly, to hate Greek

208 miss, mit send, let go Latin

209 mob move Latin

210 mon/o one, single, alone Greek

211 mot, mov move Latin

212 morph/o form Greek

213 mort death Latin
214 multi many, more than one or two Latin

215 mut change Latin

216 my/o muscle Latin

217 narr tell Latin
218 nat born Latin
relating to the sea, ships, or
219 naut, naus, nav Latin
travelers
220 necr/o dead, death Greek
221 neg no Latin

222 neo new, recent N/A

223 nephr/o kidney Greek

224 neur/o nerve Greek

225 nom/in name Latin

226 non no, not, without Latin

227 not mark Latin

228 noun, nunc declare Latin

229 nov new Latin

230 numer number Latin

231 ob, op in the way, against Latin

232 oct/a/o eight Greek

233 ocu eye Latin

234 od path, way Greek

235 odor smell, scent Latin

236 omni all Latin
237 op/t/s eye, visual condition, sight Greek

238 opt best Latin

239 ortho straight Greek

240 osteo bone Greek

241 out goes beyond, surpasses, exceeds N/A
242 over excessive English
243 oxi/oxy sharp Greek
244 pale/o ancient Greek

245 pan all, any, everyone Greek

246 para beside, beyond, abnormal, assistant Greek

247 para protection from N/A
Latin
248 pater, patr/i father
Greek
249 path feeling, emotion N/A

250 ped/i/e foot, feet Latin

251 pel drive, force Latin
252 pent/a five Greek
253 pept, peps digestion Greek
254 per through, throughout Latin

255 peri around, enclosing Greek

256 phag/e to eat Greek

257 phil/o love, friend Greek

258 phon/o/e/y sound Greek

259 phot/o light Greek

260 phyll/o leaf Greek

261 phys nature, medicine, the body Greek
262 phyt/o/e plant, to grow Greek
263 plas/t/m to form, development, forming cells Greek

plaud, plod, plaus,

264 approve, clap Latin
plos
265 pneum/o breathing, lung, air, spirit Greek

266 pod/e foot Greek

267 poli city Greek

268 poly many, more than one Greek

269 pon place, put Latin

270 pop people Latin

271 port carry Latin

272 pos place, put Latin

273 post after, behind Latin

274 pre earlier, before, in front of Latin

Greek
275 pro before, in front of, for, forward
Latin
276 prot/o primitive, first, chief Greek

277 pseud/o wrong,false Greek

278 psych/o mind, mental Greek

279 pugn/a, pung to fight Latin

280 pul urge N/A

281 purg clean Latin

282 put think Latin

283 pyr/o fire, heat Greek

284 quad/r/ri four Latin

285 quart fourth Latin

286 quin/t five, fifth Latin

287 radic, radix root Latin

288 radio radiation, ray N/A
289 ram/i branch Latin
290 re again, back, backward Latin

291 reg guide, rule Latin

292 retro backward, back Latin

293 rhin/o nose Greek

294 rhod/o red Greek

295 rid laugh Latin
Latin
296 rrh/ea/oea/ag flow, discharge
Greek
297 rub red Latin

298 rupt break, burst Latin

299 san health Latin

300 scend climb, go Latin

301 sci know Latin

302 scler/o hard Greek

303 scop/e/y see, examine, observe Greek

304 scrib,script write, written Latin

305 se apart Latin

306 sect cut, separate Latin

307 sed, sid, sess sit Latin

308 self of, for, or by itself N/A

309 semi half, partial Latin

310 sept/i seven Latin

311 serv save, keep Latin

312 sex six Latin

313 sol alone Latin

314 sol sun Latin

315 somn/I sleep Latin
316 son sound Latin

317 soph wise Greek

318 spec/t, spic see, look Latin

319 sphere ball Greek

320 spir breathe Latin

321 sta stand Latin

322 stell star Latin

323 struct build Latin

324 sub under, lower than, inferior to Latin

325 sum highest Latin

326 super higher in quality or quantity Latin

327 sy/m/n/l/s together, with, same Greek

328 tact, tang touch Latin

329 tax/o arrangement Greek

330 techno technique, skill Greek

331 tel/e/o far, distant, complete Greek

332 temp/or time Latin

333 ten, tin, tent, tain hold Latin

334 ter, trit rub Latin

335 term/ina end, limit Latin

336 terr/a/i land, earth Latin
337 tetra four Latin

338 the put Greek

339 the/o god Greek

340 therm/o heat Greek

341 tort twist Latin

342 tox poison Latin

343 tract pull, drag Latin

344 trans across,beyond, through Latin

 Greek
345 tri three, once in every three, third
Latin
346 ultra beyond, extreme, more than Latin
347 un not,opposite of, lacking Latin
348 uni one, single Latin

349 urb city Latin

350 vac empty Latin

351 ven/t come Latin

352 ver/I truth Latin
353 verb word Latin

354 vers, vert turn Latin

355 vice acting in place of, next in rank Latin
356 vid see Latin
357 vince, vic conquer Latin
358 vis, vid see Latin
359 viv/I, vit live, life Latin

360 voc/i voice, call Latin

361 vol/i/u wish, will Latin

362 vor, vour eat Latin

363 xanth yellow Latin

364 xen/o foreign Greek

365 xer/o/I dry Greek

366 xyl wood Greek
367 zo/o animal life Greek

368 zyg/o pair Greek

socio companion, friend

strain, strict, string bind, tie, or draw tight

ono, nym, onym word, name
Examples and Definitions
abyss - without bottom; achromatic - without color; anhydrous - without water
afire - on fire; ashore - on the shore; aside - on the side
abduct - carry away by force; abnormal - away from normal, not normal; absent - away, not presen
- the act of turning away from; abbreviate: to shorten.
accelerate - to increase the speed of; accessible - easily entered, approached, or obtained; admitta
allowing into;
acrobat - a "high walker"; acronym - a word formed from the first (capital) letters of a word; acroph
of height
activity - something that a person does; react - to do something in response; interaction - commun
between two or more things
aerate - to let air reach something; aerial - relating to the air; aerospace - the air space
agriculture - management of the land, agribusiness - making money by utilizing land; agrarian - rel
the management of land
neuralgia - pain caused by a nerve; analgesic - a drug that makes one pain free; nostalgia - aching
familiar
ambidextrous - able to use both hands equally; ambiguous - having more than one meaning; ambi
conflicting or opposite feelings toward a person or thing
amble - to walk in a slow, relaxed way; ambulant - walking or moving around; ambulance - a vehicl
moves a patient
amiable - friendly, pleasant, lovable; amity - friendly and peaceful relations; amorous - showing rom
analysis - a close examination of something; anatomy - the structure of something as visible when
analysis; anachronism - not being in the right place in time
androgynous - being both male and female; android - resembling a human; misandry - hatred towa
animal - a living organism; animate - to make alive; equanimity - of balanced spirit
anniversary - a date observed once a year; annual - happening once a year; millennium - 1,000 yea
antecede - to come before something in time; antemeridian - before noon; anteroom- a small room
main room
chrysanthemum and amaranth - names of flowers; anthology - a collection of treasured writings; a
half plant, half animal, like anemones and corals.
anthropology - the study of mankind; anthropomorphism - giving human form to non-human things
philanthropy - the love to mankind (expressed through good deeds)
antibody - a substance that destroys micro-organisms; antiseptic - preventing infection; antisocial
social norm
aphorism - a short expression of a general truth; apology - an explicit expression of regret, apostro
small dash used in place of an omitted letter
aquarium - a water container for fish; aquatic- relating to water; aqueduct - a pipeline for water
arborist - someone working with trees; arbor - a shady area formed by trees; arborous - having ma
archbishop - the highest ranking bishop; archenemy - chief or worst enemy; matriarch - a female w
group; monarch - a king or queen
archaeology - the study of ancient cultures; archaic - belonging to an earlier period; archive - a coll
historical materials
arthroscope - a tool to see inside a joint; arthritis - inflammation of a joint; arthropod - invertebrate
jointed legs, like spiders, crustaceans, insects
artifact - object made by a person's skill; artisan - a person skilled in a craft; artist - a person who c
skillfully
astronaut - a person traveling to the stars; astronomer - someone who studies the stars; asterisk -
shaped sign used as a reference tool
audible - loud enough to be heard; audience - people who listen to a program; audiovisual - relatin
and vision
autocrat - a person who governs with absolute power; autograph - a person's own signature; autom
moving by itself
aviary - a large enclosure for birds; aviatrix - a female airplane pilot; aviation - the art of designing
operating aircraft
baric - pertaining to pressure, esp. of the atmosphere; milliard - metric unit, equal to 1/1000th of a
baryon - heavy elementary particle
bellicose - warlike; belligerent - hostile, ready to fight; rebel - person who opposes and fights
benefactor - person who gives money to a cause; beneficial - producing a good effect; benevolent -
kindness or goodwill
biannual - happening twice a year; binoculars - optical device with two lenses; bilateral - of or invol
sides
bibliography - a list of books used as sources; bibliomania - an extreme love of books; bibliophile -
who loves books
biography- a life story written by another person; biology - the science of life; biosphere - Earth's su
inhabited by living things
blastula - an early stage of embryonic development; fibroblast - a cell that forms connective tissue
blastoderm - the layer surrounding the inside of an egg
bursar- an administrative officer in charge of funds; bursary- the treasury of a college or monastery
disburse- to expend especially from a public fund
calcite; calcium- the flame of acetylene gas generated by reaction of calcium carbide with
water; calcification- impregnation with calcareous matter
candid- free from bias, prejudice, or malice; candle- something that gives light; incandescent- whit
or luminous with intense heat
intercept - to stop or interrupt; perceive - to take notice of something; captivating - taking hold of
cardiac - relating to the heart; cardiogenic - resulting from heart disease; cardiologist - a heart doc
carnivorous - flesh-eating; carnal - pertaining to the body or flesh; incarnate - given bodily form
cataclysm - a flood or other disaster, catalog - a complete listing; catastrophe - turning for the wors
substantial disaster
cauterize - to burn with a hot instrument; caustic - capable of burning or eating away; holocaust - t
devastation, especially by fire
exceed - to go beyond the limits; recede - to go back; accessible - easily entered, approached, or o
accelerate - to increase the speed of; decelerate - to reduce the speed of
centennial- the 100th anniversary; centimeter - 1/100 of a meter; century - 100 years
egocentric - self-centered; eccentric - not having a common center, not according to norm; centrifu
moving outward from a center
encephalitis - inflammation of the brain; cephalic - pertaining to the head; cephalopod - marine mo
octopus and squid who have tentacles growing from their head
cerebral - pertaining to the brain; cerebrate - to use the brain; cerebrospinal - pertaining to the bra
spinal cord
ascertain- to find out something with certainty; certain - being absolutely sure; certify - to state tha
something is true
achromatic - without color; chromium - a blue-white metallic chemical element, chromatics - the st
color
chronic - lasting for a long time; chronological - arranging events in time order, synchronize - happ
the same time
chrysanthemum and helichrysum - golden/yellow flowers; chrysolite - a yellowish gem
homicide - murder; incisor - a sharp tooth for cutting food; insecticide - a chemical used to kill inse
circumnavigate - to sail around; circumscribe - to draw around; circumspect - looking around
clamor - to shout and make noise; exclaim - to cry out loudly and suddenly; proclamation - someth
announced officially in public
clarification - an explanation; clarify - to make something clear; declare - to state something clearly
conclusion - the end or last part; exclusion - shutting out, rejecting; seclude - to keep away from; to
inclination - a leaning toward; incline - a surface that slopes or leans; recline - to lean back and rela
coauthor - writer who collaborates with another author; coeducation - educating males and female
cohousing - planning your neighborhood in an intentional neighborly fashion
Collaborate - to work together; collision - smashing together; colloquial - words formed by everday
commemorate - to memorize together; composition - an arrangement or putting together of parts;
- living together while owning things in common
cognition - process of acquiring knowledge; incognito - disguised so no one knows you; recognize -
discover that one knows
concur - to agree with someone; contemporary - of the same time period as others; convention - a
of people with a common interest
contradict to argue against, Contraflow, contraception, contrary not in agreement, controversy disa
corporation - a company recognized by law as a single body; corpse - a dead body; corporal - perta
the body
cosmonaut - a Russian astronaut; cosmos - the universe; microcosm - a miniature universe
counteract - to oppose the effects of an action; countermand - to cancel a previous order; countero
attack against an attack
craniology - the study of skull characteristics; cranium - skull of vertebrates; cranial - pertaining to
credence - belief that something is true or valid; credulous - believing things too easily, gullible; inc
unbelievable
crucial-characteristic of or having the form of a cross ; crucifix- the cross itself as a Christian emble
excruciating- so intense as to cause great pain or anguish
cryptic - of hidden meaning; cryptography - science of secret codes; encrypt - encode into secret c
accumulate - to gather or pile up; cumulative - gradually building up
concurrent- running parallel; current- flowing easily and smoothly; cursive- having a flowing, easy,
character
bicycle - a vehicle with two wheels; cycle - a sequence that is repeated; cyclone - a storm with circ
decelerate - to slow down, reduce speed; dethrone - to remove from power; debug - to remove bug
decade - 10 years; decathlon - athletic contest that includes 10 disciplines in which each participan
competes; December - formerly the 10th month of the Roman calendar
deciliter - a tenth of a liter; decimate - reduce dramatically; decibel - one tenth of the sound volum
democracy - government of the people; demographic - the study of people; epidemic - spreading a
people in a region
demitasse - a small cup of coffee; demimonde - someone of little respected life style
philodendron - a climbing plant that grows on trees; dendrochronology - dating events by studying
rings in trees; dendriform - in the shape of a tree
dental - relating to teeth; dentist - a doctor for the teeth; dentures - a set of false teeth
dermatologist - a doctor for the skin; pachyderm - a class of animals with very thick skin (elephant
rhinoceros); dermatitis - inflammation of the skin
dichromatic - displaying two colors; diploma - a certificate, literally "a letter folded double"; dilemm
situation that requires a choice between two alternatives.
digression - a departure from the main issue, subject; disappear - to move out of sight; dissect - to
piece by piece.
diabetes - disease characterized by excessive thirst and discharge of urine; diagnosis - understand
condition by going through a detailed review of symptoms; dialog - conversation between two peop
contradict - to express the opposite of; prediction - a statement foretelling the future; dictate - to s
loud for another person to write down.
dominate - to be the master of; domineering - excessively controlling; predominate - to have more
than others
donation - a contribution or gift; donor - someone who gives something; pardon - to give forgivene
offense
conduct - to lead musicians in playing music; educate - to lead to knowledge; deduction - a subtrac
amount.
duplicate - make an identical copy; duet - a musical composition for two voices or instruments; duo
normally thought of as being together.
durable - having the quality of lasting; duration - the length of time something lasts; enduring - abl

dynamo - a generator of energy; dynamic - having physical energy/power; dynamite - a powerful e

dyspepsia - abnormal digestion; dystopia - an imaginary place of total misery; dyslexia - impairmen
ability to handle words.
eloquent - speaking beautifully and forcefully; emissary - a representative of a country or group se
mission; eject - throw out forcefully.
egoistic - self-centered; alter ego - a higher aspect of oneself; egomania - excessive preoccupation
oneself.
empathy - intention to feel like another person; empower - put into power; engorge - make larger.
endotherm - a creature that can keep its inside temperature fairly constant; endocrine - relating to
that secrete directly into the blood or lymph; endogamy - the custom to marry within one's clan, tr
bicentennial - of or relating to an age or period of 200 years; centennial - of or relating to an age o
100 years; perennial -lasting through many years.
envision - to picture in the mind; enclose - lock inside; inwards - towards the inside.
epidemic - the rapid spread of something negative; epilogue - a short speech delivered after a play
- the center of an earthquake.
equidistant - an equal distance from two points; equanimity - calm temperament, evenness of tem
equation - a statement of equality.
ergonomics - study of the working environment; energy - the power to accomplish work; energetic
that looks at energy and its transformation.
esthetician - someone who beautifies; aesthetic - pertaining to a sense of beauty; kinesthesia - the
of bodily movement.
ethnic - pertaining to a defined group of people; ethnocentric - focusing on the ethnicity of people;
- the science of people and races.
euphemism - replacing an offensive word with an inoffensive one; euphonious - having a pleasant s
euphoria - feeling of well-being.
excavate - to dig out; exhale - to breathe out; extract - to pull out.
extraordinary - beyond ordinary; extraterrestrial - outside the Earth; extrovert - an outgoing person
artifact - an object made by a person; factory - a place where things are made; malefact - a person
wrong.
confer - to bring an honor to someone; ferry - a boat that carries passengers; transfer - to move to
place.
confide - place trust in someone, fidelity - faithfulness; fiduciary - a trustee;
deflect - to bend course because of hitting something; inflection - a bending in the voice's tone or p
flexible - easily bending.
florist - someone working with flowers; floral - flowerlike; flora - the plant life of a particular time or

forsaken or forfeited - completely lost; forgiven - completely given (a release of debt).

forebear - ancestor; forebode - to give an advance warning of something bad; forecast - a preview
to be.
conformity- correspondence in form, manner, or character; formation- something that is
formed; reformatory- intended for reformation
fracture - a break; fragile - easy to break; fragment or fraction - a part or element of a larger whole
fugitive - a person who is running away; refuge - a sheltered place to flee to; refugee - a person se
protection
defunct - no longer working or alive; function - to work or perform a role normally; malfunction - to
work correctly.
confusion - being flooded with too much information that is hard to make sense of; fuse - to melt b
infuse - to put into.
gastric - pertaining to the stomach; gastronomy - serving the stomach by providing good food; gas
inflammation of the stomach.
genealogy - the study of the history of a family; generation - all the people born at approximately t
time; genetic -relating to heredity encoded in the genes.
geography - study of the earth's surface; geology - study of the structure of the earth; geoponics -
agriculture.
geriatrics - medicine pertaining to the elderly; gerontocracy - the rule of the elders; gerontology - t
of aging.
gigabyte - unit of computer storage space; gigahertz - unit of frequency (one billion Hz/sec); gigaw
electric power (one billion watts).
decagon - a polygon with 10 angles; diagonal - a slanting line running across a space; octagon - a g
figure with 8 angles.
diagram - a simple drawing; grammar - rules of how to write words in sentences; telegram - a mess
by telegraph.
granary- a storehouse or repository for grain especially after it is threshed or husked; granola- a m
rolled oats and other ingredients; granule- a little grain (as of sugar)
Graphology - the study of handwritings; autograph - written with one's own hand; seismograph - a
noting strength and duration of earthquakes.
gratify - to please someone; grateful - feeling thankful; gratuity - a tip, token of appreciation.
gynecology - the science of female reproductive health; gynephobia - fear of women; gynecoid - re
woman.
digression - a departure from the main issue, subject, etc.; progress - movement forward or onward
step by step.
hectoliter - 100 liters; hectare - metric unit equaling 100 ares or 10,000 square meters; hectomete
meters.
helicopter - an aircraft with horizontal rotating wing; helix - a spiral form; helicon - a circular tuba.
heliotropism - movement or growth in relating to the sun; heliograph - apparatus used to send mes
the help of sunlight; helianthus - genus of plants including sunflowers.
hemicycle - a semicircular structure; hemisphere - one half of the earth; hemistich - half a line of p
hemorrhage - clotting of the blood; hemorrhoids - swelling of the blood vessels; hemoglobin - red b
particle.
hepatitis - inflammation of the liver; hepatoma - a tumor of the liver; hepatotoxic - toxic and dama
liver.
heptagon - a shape with seven angles and seven sides; Heptateuch - the first seven books of the O
Testament; heptameter - a line of verse consisting of seven metrical feet.
herbicide - any chemical used to kill unwanted plants, etc.; herbivorous - plant-eating; herbal - rela
plants.
heterogeneous - made up of unrelated parts; heteronyms - words with same spelling but different
heterodox - not conforming to traditional beliefs.
hexagon - a shape with six angles/sides; hexameter - a verse measured in six; hexapod - having si
histology - study of the microscopic structure of tissues; histochemistry - study of the chemical con
cells and tissues.
homogeneous - of the same nature or kind; homonym - sounding alike; homeopath - a therapy tha
on treating "same with same"
hydrate - to add water to; hydrophobia - intense fear of water; hydroponics - growing plants in liqu
solution; hydraulic - operated by force created by a liquid.
hygrometer - tool used to measure humidity; hygrograph - instrument for recording variations in at
humidity.
hyperactive - very restless; hypercritical - too critical; hypertension - above normal pressure.
hypoglycemia - an abnormally low level of sugar in the blood; hypothermia - abnormally low body
temperature; hypothesis - a theory that is unproven but used under the assumption that it is true.
geriatrics - medical care of the elderly; pediatrician - a doctor who treats children; podiatry - medic
feet.
icon - an (often religious) image, in modern usage a simplified graphic of high symbolic content; ico
science of symbols and icons; iconoclast - someone who destroys religious images and traditional b
idiomatic - Peculiar to a particular language; idiosyncracy - a physical or mental characteristic typic
particular person; idiot - someone who is distinctly foolish or stupid.
illuminate - to give light to; innovation - a new idea, method, or device; inspection - the act of exam
reviewing.
illegal - not legal; impossible - not possible; inappropriate - not appropriate; irresponsible - not resp
image - a likeness of someone; imaginative - able to think up new ideas or images; imagine - to for
picture or likeness in the mind.
infrastructure - underlying framework of a system; infrared - below the regular light spectrum.
international - involving two or more countries; intersection - place where roads come together; int
stop or interrupt the course of.
intrastate - existing in one state; intravenous - inside or into a vein; introvert - shy person who kee
him/herself.
irredeemable - not redeemable; irreformable - not reformable; irrational - not rational.
isobar - a line on a map connecting points of equal barometric pressure; isometric - having equality
measure; isothermal - having equal or constant temperature.
eject - to throw someone/something out; interject - to throw a remark into a discussion; project - to
throw something.
judgment - a decision of a court of law; judicial - having to do with judges or courts of law; judiciary
system of courts of law.
conjunction - a word that joins parts of sentences; disjunction - a disconnection; junction - a place w
things join.
juvenile - youthful or childish; rejuvenate - to bring back to youthful strength or appearance.
kilobyte - 1,000 bytes; kilometer - 1,000 meter; kilograms - 1,000 grams.
kinetics - study of the force of motion; psychokinesis or telekinesis - the ability to move objects wit
mind; cinematography - motion picture making.
collaborate - to work with a person; elaborate - to work out the details; laborious - requiring a lot of
work.
lactate - to give milk, nurse; lactose - the sugar contained in milk; lactic acid.
bilateral - of or involving two sides; unilateral - affecting one side of something.
leukemia - abnormal increase of white blood cells in the blood; leukocyte - a mature white blood ce
- a white, crystalline amino acid.
lexicology - the study and history of words; alexia -loss of the ability to read; illegal - not authorized
official rules or laws.
liberate - to set free; libertine - a person with a free, wild lifestyle; liberty - freedom.
linguist - one who studies languages; multilingual - able to communicate in multiple languages; lin
long, flat "tongue-shaped" pasta.
liposuction - the mechanical removal of fat reserves in the tissue; lipase - enzyme that breaks dow
- resembling fat.
apatite - a group of common minerals; granite - a hard, granular rock; monolith - a remarkable, uni

dislocate - to put something out of its usual place; location - a place; relocate - to move to a new pl
logic - correct reasoning; monologue - a long speech by one speaker;analogy - similarity, especially
things otherwise dissimilar.
eloquent - speaking beautifully and forcefully ; loquacious - very talkative; elocution - art of public
elucidate - to explain, to throw light on; lucid - easily understood, giving off light; translucent - allow
through.
prelude - introduction to the major performance; illusion - misleading optical image or impression;
mislead, deceive.
illuminate - to fill with light; lumen - unit measuring light.
lunar - relating to the moon; lunarscape - the surface of the moon; lunatic - insane (as if driven ma
moon).
macroevolution - large scale evolution; macromolecule - a large molecule; macroeconomics - study
overall forces of economy.
magnify - make larger; magnificent - grand; magnate - a powerful person, especially in business or

malcontent - wrong content; malaria - "bad air", infectious disease thought to originate from the "b
the swamps, but caused by the bite of an infected mosquito; malicious - showing strong ill will.
maneuver - to move by hand; manual - done with the hands; manuscript - a book written by hand.
command - an order or instruction; demand - a hard-to-ignore order; mandate - an official order.
bibliomania - a crazy love of books; egomania - a mad love of oneself; maniac an insane person.
marina - a harbor for pleasure boats; maritime - relating to the sea; submarine - an undersea boat;
aquamarine - color of sea water.
maternal - relating to motherhood; maternity - the state of being a mother; matriarch - a woman h
household.
maximal - the best or greatest possible; maximize - to make as great as possible; maximum - the g
amount.
medieval - pertaining to the Middle Ages; medium - in the middle; mediocre - only of medium (infe
quality.
megalopolis - an area with many nearby cities; megaphone - a device that projects a loud voice;
megastructure - huge building or other structure.
melancholy - a state of dark emotions; melanoma - malignant dark tumor of the skin; melodrama -
pathetic drama.
commemorate - to honor the memory of, as by a ceremony; memorial - related to remembering a
event; memory: an ability to retain knowledge or an individual's stock of retained knowledge.
immerge or immerse - to put or dip something into a liquid; submerge to dip something completely
wate.r
Mesoamerica - Middle America; meson - elementary particle with a mass between an electron and
metaphysics - study of nature and reality; metamorphosis - a complete change of form; metastasis
transmission of disease to other parts of the body.
audiometer- an instrument that measures hearing acuteness; chronometer- an instrument that me
time; metric - measured.
microbe - a very small living thing; microchip - a tiny wafer with an integrated circuit; microscope -
to see very small things.
midriff - the area between the chest and the waist; midterm - middle of a term in school; midway -
between.
immigrant - a person who moves to a new country to settle; migrant - person who moves from plac
migration - the process of moving.
millimeter - one thousandth of a meter; millibar - one thousandth of a bar; milliliter - one thousand
liter.
mini - something that is very small; minuscule - extremely tiny; minutiae - very small or trivial deta
misbehave - to behave badly; misprint - an error in printing; misnomer - an error in naming a perso
dismiss - to send someone away; missile - a weapon sent into the air; emit - to send something out
admittance - entry.
immobilize - to stop from moving; mobile - able to move freely; mobility - the quality of being able
monochromat - having one color; monologue - a speech spoken by one person; monotheism - belie
god.
motion - the act of moving; motivate - to move someone to action; promote to move someone forw
removable - able to be taken or carried away.
metamorphosis - complete change of form; endorphins - chemical in the brain able to transform pa
amorphous - without distinct shape or form.
immortal - living forever, unable to die; mortal - certain to die; mortician - an undertaker.
multicolored - having many colors; multimedia - using a range of media; multitasking - doing many
once.
immutable - not changing; mutant - an organism that has undergone change; mutate - to undergo
myocardium - the middle muscle of the heart; myasthenia - muscle fatigue or weakness; myosin -
protein in muscle tissue.
narrate - to tell a story; narrative - a story; narrator - a person who tells a story.
innate - included since birth; natal - relating to birth; natural - gotten at birth, not afterward.
circumnavigate - to sail around a place; naval - relating to a navy or warships; navigate - to sail a s
through a place.
necrophil - loving death; necrosis - the death of tissue due to disease or injury; necrology - a list of
who have recently died.
negate - to say it didn't happen; negative - meaning "no"; renege - to go back on a promise.
neoclassic - a revival of classic form, neocolonialism - the indirect ("new") economical and political
a region by a more powerful foreign power; neonatal - a newborn child, especially the first few wee
nephritis - inflammation of the kidneys; nephrotomy - surgical incision of a kidney; nephron - a sing
excretory unit in the kidney.
neuralgia - pain along a nerve; neurologist - doctor specializing in the nerves; neurotic - mental dis
usually does not include an impaired perception of reality.
misnomer - an error in naming a person or thing; nominal - being something in name only but not i
nominate - to name for election or appointment, to designate.
nondescript - with no special characteristics; nonfiction - true, real, not made-up; nonsense - withou
notable - marked as worthy of attention; notarize - to certify a signature on a legal document; anno
add remarks.
announce - to declare in public; denounce - to proclaim harsh criticism; enunciate - to speak or dec
something clearly.
innovate - to introduce a new way; novelty - something new; novice - a person who is new at a job;
to make something like new again.
enumerate - to name a number of items on a list; numerology - the study of magical uses of numb
numerous - a large number.
object - to be against something; obscure - hard to understand; opposition - the act of resistance o
against.
octagon - a figure with 8 sides and 8 angles; octogenarian - person in his or her 80s; octopus - sea
with 8 arms.
binoculars - lens device for seeing distances; monocula - relating to one eye; oculist - an eye docto
diode - an electron tube having two electrodes, a cathode and an anode; odometer - an instrumen
to a vehicle to measure the distance traversed; triode - an electron tube with an anode, a cathode,
control grid
deodorant - a substance that helps prevent body odor; malodorous - having a terribly bad smell; od
something that bears or diffuses a scent
omnipotent - with all the power; omniscient - knowing all things; omnivorous eating all foods.
optic - relating to the eyes; optician - a person who fits eyeglasses; autopsy - the examination of a
optimal - the best, the most desirable; optimize - to make the best of; optimum - the best somethin
be.
orthodontist - a dentist that straightens teeth; orthopedic - a doctor concerned with the proper alig
the bones; orthography - the correct way of writing.
osteoarthritis - inflammation caused by degeneration of the joints; osteopathy - therapy that uses a
others manipulation of the skeleton to restore health; osteology - the study of bones.
Outgoing - being of lively, sharing nature; outdoing - doing better than; outdoor - outside.
overconfident - more confident than is appropriate; overstock - more supplies than is desirable; ov
- ,more excited than one should be.
oxymoron - combining two ideas that sharply contradict each other; oxidize - corrode a surface.
paleontology - study of ancient fossils; paleography - the study of ancient forms of writing; Paleolit
of the Stone Age.
panacea - a cure for all diseases or problems; panorama - an all-around view; pantheism - the wors
gods; pandemic - affecting all.
parasite - an organism that lives on and off another living being; parallel - alongside and always an
distance apart; paragraph - a portion of a writtenn document that presents a distinct idea.
parachute - protection from falling; parasol - an umbrella used to protect from the sun;
paternal - relating to fathers; paternity - fatherhood; patriarch - a man who rules a group.
antipathy - a feeling of great dislike; apathy - a lack of feeling or interest; empathy - ability to unde
another's feelings.
pedal - a lever pushed by the foot; pedestrian - one who walks; pedicure - cosmetic treatment of fe
toes.
compel - to force someone to act; expel - to drive someone out of a place; repel - to force back.
pentagon - shape having 5 angles and 5 sides, pentagram - a five-pointed star formerly used as a s
figure in magic; pentathlon - an athletic contest that includes five events.
dyspepsia - abnormal digestion; peptic - aiding digestion; pepsin - a digestive enzyme.
permanent - lasting throughout all time; permeate - to spread throughout; persist - to continue for
time; perennial - lasting through many years.
periodontal - pertaining to bone and tissue around a tooth; peripheral - lying outside of the center;
- the outer boundary of an area.
esophagus - muscular tube that carries food to the stomach; anthropophagy or sarcophagy - canni
xylophagous - feeding on wood.
philanthropist - one who loves humanity; philology - the love of words; philosophy - the love of wisd
bibliophil - loving books.
cacophony - loud, unpleasant sounds; microphone - a device that records and amplifies sound; pho
relating to human speech sounds.
photogenic - caused by light; photograph - image made on light-sensitive film; photon - the smalle
unit of light.
chlorophyll - a group of green pigments found in leaves; phyllotaxis - the arrangement of leaves on
phyllite - a rock that forms sheets, similar to slate.
physical - relating to the body; physician - a doctor; physique - nature and shape of one's body.
epiphyte - a plant growing independently on the surface of another; hydrophyte - a plant that grow
water; neophyte - a beginner, especially a person recently converted to a new belief.
protoplasm - something that is the first made or formed, also the living portion of a cell; plastic - ab
formed, especially when warm; plaster - a mixture of lime, sand and water that forms a smooth sol
for walls.
applaud- to show approval of especially by clapping the hands; explosion- an act of exposing some
invalid or baseless; plausible- worthy of being applauded
pneumonia - inflammation of the lungs; pneumatic - using the force of air; dyspnea - difficulty brea

podiatrist - a doctor for the feet; podium - a small platform to stand on; tripod - a stand or frame w
metropolis - a large city; police - people who work for the government to maintain order in a city; p
actions of a government or political party.
polychrome - with many colors; polyglot - a person fluent in many languages; polygon - shape with
straight sides.
opponent - a person who places him/herself against an action, idea, etc.; postpone - to put off doin
something.
popular - appealing to a lot of people; population - all of the people who live in a particular area; po
supporter of the rights of people.
export - to carry goods out of a place to another; portable - able to be carried; porter - a person wh
luggage.
deposit - to place or drop something; expose to place out into the open for all to see; position - the
where someone is.
posthumous - after someone's death; postpone - to delay something; postscript - an addition to an
completed document.
preamble - a part in front of a formal document; prepare - to get ready in advance; prediction - a s
foretelling the future.
prognosis - a prediction of what will happen; prologue - a passage before the main part; prophet - a
who foretells the future.
prototype - the first of a kind; proton - on of the very basic parts of an atom; protocol - a first draft
a document is prepared.
pseudonym - a fictitious name; pseudoscience - theories presumed without proof of a scientific nat
pseudopregnancy - a false pregnancy.
psyche - the human spirit or soul; psychic - relating to the human mind or someone who has super
mental abilities; psychology - the study of the mind.
pugnacious - having a quarrelsome or aggressive nature; repugnant - distasteful, offensive or revo
pungent - piercing.
compulsion - a very strong urge; expulsion - to someone out; impulsive - having a spontaneous urg
something.
purge - remove anything undesirable; purgatory - according to Roman Catholics a place where sou
clean themselves of sin; expurgate - remove objectionable passages from a publication.
computer - an electronic thinking device; dispute - to disagree with what another person thinks; inp
contribution of one's thinking.
pyrotechnics - the art of making fireworks; pyrometer - a thermometer for measuring high tempera
pyretic - relating to or producing fever.
quadrant - open space with buildings on 4 sides; quadrennium - period of 4 years; quadruped - a 4
animal.
quarter - one fourth; quart - a fourth of a gallon; quartet - a musical composition or group involving
or instruments.
quintett - a composition for 5 voices or instruments; quintessence - pure essence, based on the an
philosophy that there was a fifth element that was present in all things; quintuple - fivefold.
eradicate - pull out at the roots; radical - fundamental, looking at things from a drastic point of view
an edible root of the mustard family.
radioactive - emitting radiation; radiologist - someone diagnosing or treating via radiation.
ramification - the resulting consequence of a decision; ramify - to spread or branch out; ramus - a b
part.
rebound -to spring back again; rewind - to wind something backward; reaction: a response; recogn
identify someone or something seen before.
regent - a person who rules on behalf of a king or queen; regime - a government that rules; regula
apply a rule.
retroactive - relating to something in the past; retrogress - to go back to an earlier condition; retros
remembering of past events.
rhinoceros - a species of animals with a big horn on the snout; rhinoplasty - surgery of the nose; rh
viruses that are causing the common cold.
rhododendron - a flower with red/pink flowers; rhodium - an element which produces a red solution
rhodopsin - a purple pigment in the retina that is needed for vision.
deride - to make fun of someone; ridicule - to make fun or mock; ridiculous - silly, causing laughter
diarrhea - abnormally excessive bowl movement; hemorrhage - heavy blood flow; catarrh - inflamm
mucous membrane, especially the nose and throat.
ruby - deep red color and a precious stone of the same color; rubella - measles; bilirubin - reddish p
bile.
bankrupt - unable to pay because you're "broke"; interrupt - to break into a conversation or event,
rupture - a break in something.
sane - mentally healthy; sanitary - relating to cleanliness and health; sanitation - maintenance of p
health and cleanliness.
ascend - to climb upward; crescendo - a climbing up of the volume of music; descend - to go or clim
conscience - sense of knowing right from wrong; conscious - knowing what is happening; omniscien
knowing everything.
arteriosclerosis - hardening of the arterial walls; multiple sclerosis - disease which causes the tissu
brain and spinal cord to harden; sclerometer - instrument for measuring hardness.
microscope - a device used to see tiny things; periscope - a seeing instrument on a submarine; tele
device used to see over a distance.
inscribe - to write letters or words on a surface; scribe - a person who writes out documents; descri
represent with words or pictures.
secede - to formally break away from; seclude - to keep away from; serum - a liquid isolated out of
dissect - to cut apart piece by piece; intersection - the place or point where two things cross each o
bisect - to cut into two equal parts; sector (n) a separate part of a society, group, or area
reside- be stationed; sediment- the matter that settles to the bottom of a liquid; session- an actual
constructive sitting of a body
self-discipline - the ability to discipline yourself; self-respect - respect for yourself; selfish concerne
your own interests.
semiannual - every half year; semicircle - half a circle; semiconscious - partly conscious; semiannu
half of a year.
September - this used to be the seventh month in the Roman calendar; septet - a group of seven m
septuagenarian - a person in his/her seventies.
conserve - to save or keep something safe; preserve - to save something; reservation - a place kep
person.
sextet or sextette - a composition or group of six, sextuple - sixfold; sexagenarian - person in his/h
desolate - lonely, dismal, gloomy; solitary - done alone, by yourself; solo - a performance done by o
alone.
solar - involving the sun; parasol - umbrella protecting from the sun; solarium - a room where one i
to sun light.
insomnia - inability to fall asleep; somniloquy - talking in your sleep; somnolent - feeling sleepy.
consonant - a speech sound; sonorous - producing loud, full, rich sounds; supersonic - faster than s
unison - as one voice.
philosopher - a wise person; sophisticated - wise about the ways of the world; sophism - a clever bu
misleading argument.
circumspect - cautious, looking all around; retrospective - a looking back at past things; spectator -
who sees an event.
biosphere - the whole round surface of the earth; hemisphere - half the earth spherically shaped lik
inspire - to stimulate or animate; transpire - to give of vapor with waste product through the skin o
membrane; spirit - invisible life force.
stable - standing steady and firm; stagnant - standing still, not moving; stationary - at a standstill,

constellation - a group of stars that forms a pattern; interstellar - between the stars; stellar - relatin
construct - to build; destruction - the act of destroying something that was built; structure - someth
infrastructure - underlying framework of a system.
submarine - an underwater boat; submerge - to put underwater; substandard - inferior to accepted
sum - the combined total of everything; summation - the total, highest amount; summit the highes
top.
Super bowl - the final annual football game; superior - above average, better in quality; supersonic
than the speed of sound.
symmetry -similarity in size, form or arrangement; synergy - the combined effect; synchronize - to
occur at the same time.
contact - a state in which two things touch; tactile - relating to the sense of touch; tangible - able t
touched; intact - with nothing missing.
syntax - the systematic arrangement of words; taxonomy - the science of classification; ataxia - los
ability to coordinate muscle action.
technology - the practical application of knowledge; technocracy - rule of technology; technologica
characterized by technology.
telephone - a device to talk to a distant person; telescope - a device to view distant objects; televis
device to receive pictures from afar; telecommuting - working remotely, bridging the distance via v
devices.
contemporary- existing at the same time; temporal - relating to time; temporary - lasting for a limi
continent- serving to restrain or limit; detention- the act or fact of detaining, tenacious- having par
elements strongly adhering to each other; contain (v) to hold, to have within
attrition- the act of rubbing together or wearing down; detritus- a product of disintegration or wea
away; trite- used or occurring so often as to have lost interest, freshness, or force
determine - to find something out at the end of an investigation; terminate - to end; exterminate -
or get rid of completely.
extraterrestrial - existing outside the earth; terrain - ground or land; territory - an area of land.
tetrapod - having 4 legs; tetrarchy - government by 4 rulers; tetrose - a monosaccharide with four
atoms.
bibliotheca- a list or catalog of books; theme- a proposition for discussion or argument; thesis- a d
embodying results of original research and especially substantiating a specific view
monotheism - belief in one god; polytheism - worshiping more than one god; theology - the study o
god, etc.
thermal - relating to heat; thermos - an insulated jar that keeps heat in; thermostat - a device that
heat.
contortion - a twisted shape or position; distort - to alter the shape or condition of; retort - reply in
that is supposed to change the effect of something previously said.
detoxification - the process of removing poisons; toxic - poisonous; toxicology - the study of poison
intoxicated - influenced by drugs.
attract - to pull objects nearer; distract - to drag attention away from something; tractor - a motor v
pulls things.
transcontinental - across the continent; transfer - to move from one place to another; transport - to
something across a space.
triangle - a figure with 3 sides and 3 angles; triathlon - an athletic contest with 3 events; tricycle - a
vehicle with pedals.
ultrahigh - extremely high; ultramodern - more modern than anything else; ultrasonic - sound wave
human hearing.
unabridged - not shortened; unfair - opposite of fair; unfriendly - lacking friendliness.
unicycle - a vehicle with one wheel; unilateral - decided by only one person or nation; unique - the
its kind; unison - as one voice.
suburb - residential area on the edge of a city; urban - relating to a city; urbanology - the study of c

evacuate - to empty a dangerous place; vacant - empty, not occupied; vacation - a time without wo
circumvent - to go around or bypass restrictions; convention - a gathering or assembly of people w
common interest; intervene - to come between.
veracious - truthful, honest; veracity - the truth; verify - to make sure that something is true.
verbalize - to put into words; adverb - a word relating to a verb; proverb - a short saying that expre
well-known truth.
reverse - to turn around; introvert - being turned towards the inside; version - a variation of an orig
controversy - a conversation in which positions are turned against each other.
vice-president - the person next in rank to the president
evident clearly seen
convince - to win someone over; invincible - not able to be conquered; victory - the conquest of an
vision - the ability to see; envision - to picture in the mind; evident - clearly visible.
revival - the act of bringing back to life; vital - pertaining to live; vivacious - high-spirited and full of
advocate - to speak in favor of; equivocate - to use misleading language that could be interpreted
different ways; vocalize - to produce with your voice.
benevolent - showing good will and kindness; volition - the act of making a choice or decision, volu
resulting from your own free will.
carnivorous - meat-eating; voracious - desiring or eating food in great quantities; devour - to eat qu
xanthium- a genus of coarse and rough or spiny herbs; xanthochromia- yellowish discoloration (as
or cerebrospinal fluid); xanthogenic
xenophobic - afraid of foreigners; xenogenesis - the creation of offspring that is completely differen
either parent; xenophile - attracted to foreigners.
xerophyte - a plant that grows in dry climate; xerography - a dry photocopying process; xeric - requ
amounts of moisture.
xylocarp; xyloid- resembling wood; xylophone-an organ percussion stop of similar tone quality
zoology - study of animals; zooid - resembling an animal; zooplankton - minute floating aquatic ani

zygote - a cell formed by the union of two gametes and the organism developing from that; zygom
pertaining to organisms that can be divided into symmetrical halves along one axis only.

associate (n) a fellow worker or friend (usually related to an office); social (adj) friendly; a person w
companions
district (n) a region or area that is bound together by specific rules, laws, resources, and/or money
(v) to hold back; to keep under control; to limit; to draw tight by force