Medical Prefixes and Suffixes: Definitions and Examples

ec

out, outside

dys

abnormal, bad, difficult, painful

de-

down, lack of

dia-

complete, through

hemi-

half

hypo-

below, under

epi-

above, upon, on

hyper-

excessive, too much, above

endo-

into; within

eu-

good, well

in-

not, in

inter-

between

intra

into; within

infra-

below, inferior

macro-

big

micro-

small

pan-

all

per-

through

meta

change, beyound

para

near, besides, abnormal

peri

surronding

poly

many, much

post

after, behind

pro

before, forward

sub

below, under

supra-

above, upon

re-

back, access

retro

backward, behind

tachy-

fast

brady-

slow

syn-, sym-, con-

together, with

uni-

one

trans-

through, across

neo-

new

epi

above, upon, on

a-, an-

no, not, without

ab-

away from

ad-

toward

ana-

up, apart

ante

before, forward

anti

against

auto

self, own

bi-

two

cata-

down

contra-

against, opposite

dys-

abnormal, bad difficult, painful

ec-

out, outside

ex-

out, outside

in

not

inter

between

macro

large

mal

bad

micro

small

neo

new

pan

all

per

through

poly-

many, much

post-

after, behind

pre

before, in front of

pro-

before, foward

pros-

before, foward

retro-

behind, backward

sub-

under

nat-

birth

ultra

beyond, excess

uni

one