Med Term Prefixes Salas, Sophia 2 Unit 1

66 prefixes

a

without

ad

toward

an

without

ante

before

anti

against

auto

self/same

bi

two/double

brady

slow

circum

around

contra

against/opposite

de

down, removal

deca

ten

di

2, twice, double

dia

through, completely, thouroghly

dys

bad, painful, difficult

ecto

outside

endo

within, inner

epi

upon, above, near, on top of

eso

inward, inside

eu

good, normal, well

ex

out, out from, away

exo

outside, outward

extra

outside, beyond

hemi

half, one side

hetero

opposite

homo

same, alike

hydro

water, fluid

hyper

high, above, excessive

hypo

low, deficient, below

in

not, in, into

inter

between

intra

within, inside

macro

large, long

meta

change, beyond

micro

small

mono

one, single

multi

many, much

myo

muscle

neo

new

nulli

none

oligo

few, scanty

pan

all, entire

para

beside, near, abnormal

per

through, throughout

peri

around, surrounding

poly

many, excessive

post

after, behind

pre

before, in front of

primi

first

pro

before, forward

pseudo

fake

quadri

four

re

again, back

retro

backward, behind

semi

half, partial

sub

under, below, beneath

supra

above, upper

sym

together, with

syn

together, with

tachy

fast, rapid

tetra

four

trans

across, through

tri

three

ultra

beyond, excess

un

not, reversal

uni

one