Greek Roots

ROOT

MEANING

EXAMPLES

acr, acro

beginning, tip, end, top, peak,summit

acronym, acrophobia

actin

ray

actinology, actinoid

agog

lead, leader

demagogue, synagogue

andr

male

androgynous, misandry

anthrop

man, mankind

anthropology, misanthrope

arch

first, ancient, chief

monarch, archaeology

arthr

joint

arthritis, arthropod

aster

star

astrology, asterisk

auto

self

automaton, autonomy, autocratic

bar

pressure

barometer, isobar

bibl

book

bibliophile, Bible

bio

life

amphibious, biology

cac(o)

harsh, bad

cacophony, cachexia

cardi

heart

cardiologist, pericardium

carp

fruit

monocarpic, carpophgous

cephal

head

encephalitis, cephalopod

chrom

color

chromatic, chromosome

chron

time

synchronize, anachronism

chthon

earth

autochthonous, chthonic

cline

dip, slope

isocline, geosyncline

cosm

order, world

cosmology, microcosm

crat

power, rule, government

democracy, autocrat

cry

frost

cryology, cryogenics

crypt

secret, hidden

cryptic, cryptogram

cycl

circle, wheel

bicycle, cyclic, cyclone

cyt

cell

cytoplasm, cytology

dactyl

finger

dactylic, pterodactyl

dem

people

democracy, demotic, epidemic

derm

skin

epidermis, hypodermic

deuter

second

Deuteronomy, Deuterium

dox

belief, teaching

orthodox, doxology

dyn

power, strength

dynamo, heterodyne, dynasty

eo

dawn

eohippis, Eocene

erg

work, power

erg, energy, energetic

ethno

race, people, cultural group

ethnology, ethnocentric

gam

marry, mate, sexual union

gamete, monogamous, bigamy

gen

kind, race, source

genesis, genealogy

geo

earth

geography, George

ger

old age

geriatrics, gerontology

glot

language, tongue

polyglot, epiglottis

gon

corner, angle

trigonometry, polygon

gram

write, writing

grammar, telegram, epigram

graph

write, writing

graphite, orthography

gyn

woman, female

gynecology, misogynist

hagi

holy

hagiographer, hagiolatry

hem

blood

hemorrhage, hemoglobin

helio

sun

heliotropic, heliacal

hepat

liver

hepatic, hepatitis

hetero

other, different

heterodox, heterogeneous

hier

holy

hierophant, hierarchy

homo

same

homogeneous, homograph

hydr

water

hydrogen, dehydrate, anhydrous

hygr

moisture

hygrometer

iatr

heal, cure

iatric, geriatrics, pediatrics

iso

same, equal

isosceles, isotope, isonomy

lith

rock, stone

monolith, neolithic

log, ology

speech, word, study, reason

epilogue, logarithm, theology

mega

large, enlargement

megaphone, megacephalic

metr, meter

measure

diameter, metronome, trigonometry

miso

hatred

misoneism, misology

mnasthai

memory

mnemonic, memory

mono, mon

one, single

monogamy, monotonous

morph

form

morphology, amorphous

necr

dead, die

necrology, necrotic

neo

new, recent

neologism, neolithic

nephr

kidney

nephritis, nephron

neur

nerve

neuralgia, neurasthenia

nom

law, rule

autonomy, economy, metronome

odont

tooth

orthodontia, peridontics

oeno, eno

wine

oenologist, oenomania

onym, nym

name, word

anonymous, pseudonym

ornith

bird

ornithology

orth

straight, correct

orthodox, orthodontist

paleo

old

paleonotology, paleolithic

pan

all, entire

panorama, pandemonium

path

feeling, disease, sufferer

psychopath, apathy, pathology

ped, paed

child, boy

orthopedic, pediatrician

phan

appearance

phantom, theophany

phil

like, love

philanthropic, philology

phob

fear

phobia, claustrophobia

phon

sound

phonetics, telephone, euphony

phor

bearing, carrying, having

semaphore, phosphorous

phos, phot

light

phosphorous, photograph

phyll

leaf

phyllopod, chlorophyll

plasi

formation

neoplasm, homoplasy

plegia

to strike, paralysis

paraplegia, hemiplegia

pneum

air, wine, lung

pneumatic, pneumonia

pod

foot

tripod, podiatrics, podium

polis

city, people

metropolitan, political

poly

many

polygon, polygamy

pseudo

false

pseudopod, pseudepigrapha

psych

mind

psychiatry, psychology

pyr

fire

pyrex, pyre, pyrotechnic

rhin

nose

rhinoceros, rhinoplasty

rrhage, rrhea

flow

hemorrhage, logorrhea

scop

watch, look at

microscope, telescope

seism

earthquake

seismograph

som

body

psychosomatic, soma

soph

wise, wisdom

sophomore, philosopher

taut

same

tautology, tautomerism

tax, tact

arrange, arrangement

taxidermy, tactics

techn

art, craft, technique

polytechnical, technician

tele

far, distant

telegram, telepathy

theo

god

thearchy, theology

therm

heat

thermal, thermometer

tom

cut, split

atom, appendectomy

trop

turn

phototropic, tropic

troph

nutrition, growth

atrophy, polytrophic

typ

model, print

type, prototype

thanatos

death

thanatopsis, thanataphobia

thaum

miracle

thaumaturge, thaumatrope