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Common Prefixes

Common prefixes for medical terminology

TermDefinition
a- without, lack of
ab- away from
ad- to, toward
an- without, lack of
ana up, back, again
ante- before, forward
anti- against, opposed to
auto- self
bi- two
brady- slow
circum- around, about
contra- against, opposite
de- down from, away
di- twice, double
dia- through, completely
dys- difficult, painful, abnormal
ect(o)- out, outside
end(o)- within
epi- upon, over, above
eu- easy, good, normal
ex(o) outside, away from
extra- outside, in addition
hemi- half
hyper- over, excessive, high
hypo- under, below normal
in- in, into, not, without
infra- below, under
inter- between
intra- inside, within
ipsi- same
iso- equal
macro- large
mal- bad or abnormal
mega- large
meta- after, change
micro- small
mono- one, single
multi- many
neo- new
noct- night
nulli- none
olig(o)- little, deficient
ortho- straight or normal
pan- all, entire
para- near, beside, beyond, apart from
per- through
peri- around
poly- many
post- after, behind
pre- before
primi- first
pro- before, in front of
quadr(i)- four
re- back
retro- backward, behind
semi- half, partial
sub- under, below
super- above, excessive, or more than normal
supra- above, upper
sym- together, joined
syn- together, joined
tachy- rapid, fast
tetra- four
trans- across, through, beyond
tri- three
uni- one
Created by: athomp189
Popular Paramedic/EMT sets

 

 



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