TPJ4M Medical Terminology (Prefixes)

a,an

without

ante-

before, toward, in front of

anti-

against

auto-

self

bi-

two, double

brady-

slow

contra-

against/opposite

de-

down, from

dia-

across, through, apart

dis-

apart

dys-

difficult, abnormal

ecto-

outer

en-,endo-

inner

epi-

over, on, upon

eryth-

red

eu-

normal

ex-

out,away from

hemi-

half

hyper-

high

hypo-

under, decreased, less than normal

in-

in

inter-

between

intra-

into, within

leuk-

white

macro,meg

large

mal-

illness, disease

neo-

new

non-

not

oligo-

small,scant

per-

through

peri-

around

poly-

many, much

post-

after

pre-

before

pro-

before, in front of

quad(ri)-

four

re-

again, backward

retro-

backward, behind

semi-

half

sero-

thin watery fluid

sub-

under, beneath

supra-

above, over

tachy-

fast, rapid

trans-

across, over

uni-

one

micro-

small

mono-

one, single