A-, An-

lack of, without, not

Ab-

away from, take away

Ad-

towards or to, near

ambi-, ambo-

both

amphi-

double, in front of, or forward

Ana-

up, apart

ante-

before, in front of, or forward

anti-

opposing or against

ap-, apo-

separated or derived from

aut-, auto-

self, by yourself

bi-

double, two, twice, both

brady-

slow; most often refers to heart rhythm/rate

cata-

lower, down, against

circum-

around

co-, con-, com-

together or with

contra-

against or opposed to

de-

down or from

di-

twice or two

dia-

through, apart, across, between

dis-

apart from or free from

dys-

bad, painful, difficult

E-, ec-, ex-

from, away from, out of

ect-, exo-, ecto-

outside, outer, on

em-, en-

in

end-, endo-, ent-, ento-

within or inner

epi-, ep-

upon, over, or on

eu-

normal

extra-, extro-

beyond, outside of, or outward

hemi-, semi-

half, half of

hyper-

above, excessive, beyond

hyp-, hypo-

below, beneath, deficient

im-, in-

into, in, within

infra-

below or beneath

inter-

between

intra-

within, inside

intro-

into or within

macro-

large

mal-

bad

mes-, meso-

middle

meta-

beyond or changing

micro-, micr-

tiny, small

mono-, uni-

one

multi-, mult-

many, multiple

neo-

new or recent

oligo-

scanty

pan-

all

para-

beyond, beside, or after

per-

through

peri-

around

poly-

many, excessive

post-

after or following, behind

pre-, pro-

in front of, before, preceding

presby-

old age

pseudo-

false

quadri-

four

re-

backward or again

retro-

behind, backward

semi-

half

sub-

under or beneath

super-, supra-

above, excessive, superior

sym-, syn-

with or together

tachy-

rapid or fast

trans-

through or across

tri-

three

ultra-

excessive, beyond

ab-

moving away from (abduction)

ad-

drawing toward (adduction)

anterior-

front

posterior-

back

bio-

life

necro-

death

cephalo-

head (upward)

caudo-

tail (downward)

endo-

within, inside

exo-

outside

hypo-

below, deficient

leuko-

white

melano-

black

pre-

before or in front of

proximal-

near (think proximity)

distal-

away from

superior-

above

inferior-

below

brachy-

short

sinistr/o

left

allo-

different; other