Latin Prefixes

Question 1

A‐ (a‐)
AB‐ (ab)

Answer 1

Away/apart from
ex:
avulsion
abduct

Question 2

AD‐ (ăd)
AF‐ (ăf) before f

Answer 2

Toward, to, near
Ex:
adduct
afferent

Question 3

AMBI-

Answer 3

Around, on both sides, both, twofold
Ex: Ambiopia

Question 4

ANTE-

Answer 4

Before
Ex: antepartum

Question 5

BI‐ (bī)
BIN‐ (bī‐n) before vowels

Answer 5

Twice, two, double, twofold
Ex:
biped
binaural

Question 6

CIRCUM-

Answer 6

Around
Ex: circumduct

Question 7

CON‐ (kŏn)
COL‐ (kŏl) before l
COM‐ (kŏm) before b, m, p
CO‐ (kŏ) before h
COR‐ (kŏr) before r

Answer 7

With, together, complete

Ex:
congenital
colligate
complication
cohesion
corrugator

Question 8

CONTRA-

Answer 8

Against, opposite
Ex: contralateral

Question 9

DE-

Answer 9

Down from, from, not
Ex: Delactation

Question 10

DEMI-

Answer 10

Half, part
Ex: Demifacet

Question 11

DIS-
DIF-

Answer 11

Apart from, separate
Ex:
Distract
Difference

Question 12

E‐ (ē)
EX‐ (eks)
EF‐ (ef) before f

Answer 12

Out of, off
Ex:
evagination
extend
efferent

Question 13

EXTRA‐ (ĕks‐tră)
EXTRO‐ (eks‐trŏ)

Answer 13

Outside, beyond
Ex:
extrapulmonary
extrovert

Question 14

IN‐ (ĭn)
IM‐ (ĭm) before b, m, p
IL‐ (ĭl) before l
IR‐ (ĭr) before r

Answer 14

Into, in, against, not
Ex:
induction
imperfect
illiterate
irradiate

Question 15

INFRA-

Answer 15

Below, lower
Ex: Infraorbital

Question 16

INTER-

Answer 16

between
Ex: intercoastal, intermolecular

Question 17

INTRA-

Answer 17

Within, during
Ex: intradermal, intramolecular

Question 18

INTRO-

Answer 18

Within, inward
Ex: introvert

Question 19

INTUS-

Answer 19

Within
Ex: intussuception

Question 20

JUXTA-

Answer 20

Beside, near to
Ex: Juxtapyloric

Question 21

NON-

Answer 21

Not, without
Ex: nonocclusion

Question 21

OB‐ (ŏb)
OC‐ (ŏk) before c
OP‐ (ŏp) before p

Answer 21

Against, in the way, facing
Ex:
obstruction
occlusion
opposition

Question 22

PER-

Answer 22

Through, throughout, (intensive)
Ex: percutaneous

Question 23

POST-

Answer 23

After, Behind
Ex: postoperative

Question 24

PRAE‐ or PRE‐ (prē)

Answer 24

Before, in front of
Ex: precordium

Question 25

PRO-

Answer 25

before, in front of, forth
ex: protuberance

Question 26

RE-

Answer 26

again, back, (intensive)
Ex: renascent

Question 27

RETRO-

Answer 27

Backward, behind
Ex: retroflexed

Question 28

SE-

Answer 28

Aside, apart from
Ex: Segregate

Question 29

SEMI-

Answer 29

Half
Ex: semipermeable

Question 30

SUB‐ (sŭb)
SUC‐ (sŭk) before c
SUF‐ (sŭf) before f
SUG‐ (sŭg) before g
SUP‐ (sŭp) before p
SUR‐ (sŭr) before r

Answer 30

Under, below, less than normal
Ex:
subcutaneous
succession
suffuse
suggestible
suppuration
surrogate

Question 31

SUPER-

Answer 31

over, above, excessive
Ex: supernumerary

Question 32

SUPRA-

Answer 32

Above, upon
Ex: supraspinatous

Question 33

TRANS-

Answer 33

Across, through
Ex: transcarpal

Question 34

ULTRA-

Answer 34

Beyond, excessive
Ex: ultrasonic