Nguyen, Emma 3rd period Unit 1

Medical Terminology Prefixes

brady-

slow

tachy-

fast

hyper-

above, excessive

hypo-

below, deficient

macro-

large

micro-

small

hetero-

different

homo-

same

sub-

below

supra-

above

mono-

one

multi-

many

endo-

within

exo-

outside

pre-

before

post-

after

a-

without, lack of, not

ad-

toward

an-

without, lack of, not

ante-

before, in front of

anti-

against, opposing

auto-

self, same

bi-

two, double

circum-

around

contra-

against, opposite

de-

down, away from, removal

deca-

ten

di-

two, twice, double

dia-

through, completely, thoroughly

dys-

bad, painful, difficult, abnormal

ecto-

outside

endo-

within, inner, inside

epi-

upon, above, on top of, near

eso-

inward, inside

eu-

good, normal, well

ex-

out, out from, away

exo-

outside, outward

extra-

outside, beyond

hemi-

half, one side

hydro-

water, fluid

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-

false

quadri-

four

re-

again, back

retro-

backward, behind

semi-

half, partial

sub-

under, below, beneath

supra-

above, upper

sym-

together, with

tachy-

fast, rapid

tetra-

four

trans-

across, through

tri-

three

ultra-

beyond, excess

un-

not, reversal

uni-

one