Medical Prefixes

anti-

• for

• with

• against

• before

ante-

• after, backward

• before, forward

• during, alongside

• above, below

diplo-

• single

• double

• triple

• quadruple

aut(o)-

• self

• other

• group

• none

ambi-

• Both sides

• One side

• Neither side

• All sides

ab-

• Towards

• Against

• Away from

• Near

bi-

What does this prefix mean?

• one

• three

• two

• four

ad-

• toward

• away

• against

• around

apo-

• toward

• against

• away from

• with

a(n)

• Absence/Without

• Presence/With

• Full/Complete

• Part/Partial