All 156 Root Words

a/an

not or non

ab

away from

ad

towards

aero

needing oxygen or air

alb

white

algia

pain

amphi, ambi

both, doubly

angio

vessel, coating, closed

anti

against

aqua

water

archae

ancient, old

arthro

joint

ase

enzyme

auto

self

bar

pressure

bi

two, twice, double

bio

life, living

blast

grow, germinate

brachi

arm, branch

card

heart

carn

flesh

caryo, karyo

nucleus of cell

cephal

head

chloro

green

chromo

color

cide

killer, kill, killing

coel

cavity

com, con

with

cyst

capsule

cyto

cell

dactyl

toes

dent, dont

tooth

derm

skin

dexter

right handed, skillful

di

two, double

dia

through, across

dis, dys

bad, ill

ec

home, household

ecto, exo

outer, external

endo

inner, inside, internal

epi

above

erythro

red

eu

true

fer

bearer

gastro

stomach

gen

produce

genesis

origin, beginning

gon, gonic

energy or angle

gymn

naked

hemo, homeo

blood

hepat

liver

herba

plants

hetero

different

homo

alike, similar

hydro

water

hyper

above

hypo

below

ia, iasis

disease

inter

between

intra

within, inside

iso

same

itis

disease, inflammation

kin

motion

lac

milk

lateral

side

leuco, leuko

white

lipo

fat

lith

rock

logy

study of

lys

break down

macro

large

mal

bad

mega

very large

meso

middle

meter

measurement

micro

small

mito

thread

morph

form, shape

multi

many

myo

muscle

nema

thread

nephr

kidney

neuro

nerve

nom

name

oma

tumor, swelling

omni

all

ophth

eye

ortho

straight

ose

sugar

osis

action

osteo

bone

ov, oo

egg

para

beside

patho

disease

peri

around

phage, phago

one that eats

pheno

to show

philia

like

phobia

dislike, fear

photo

light