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Medical Terminology

Prefixes, Suffixes, and Root Words

TermDefinition
a(n) absence, without
ab away from
ad toward
ambi both sides
ante before, forward
anti against
apo away from
aut(o) self
bi two
diplo double
dys difficult, painful
ec out of
end(o) inward, in, within
eu normal, health
ex outside, on outer layer
hetero other, different
hyper above, beyond
hypo below
infra beneath
intra within, into
juxta near
macr(o) large, long
mal bad, abnormal
mega great, large
meta beyond, change
micr(o) small
mono one
morph(o) shape
multi many
olig(o) few, little
par(a) near, beside, accessory to
peri around
pico one-trillionth
poly much, many
post behind, after
pre before, in front
pro favoring, supporting, in front of
pseudo false
re back, contrary
retr(o) backward
semi half
sub under
super above
supra above, upon
tetra four
trans across, through
abdomin(o) abdomen
acou hearing
acr(o) extremity, peak
aden(o) gland
Created by: nyjill