Prefixes

PREFIXES Meaning Example

ab from aberration

ad to adequate

ambi both ambidextrous

an, a without anarchy

anti against anticlimactic

ante before antecedent

be throughout belie

bi two bilateral

cata down catacomb

circum around circumference

com, cor together confluence

contra against contraindicate

de down (negative) debase

deca ten decathlon

decem ten decimal

di two dipole

dia through, between dialectic

dis apart (negative) disprove

du two duplication

dys abnormal, impaired dyspeptic

epi upon epicenter

equi equal equitable

ex out extricate

extra beyond extracurricular

fore in front of foreword

hemi half hemisphere

hyper excessive hyperventilate

hypo too little hypothermia

in, ir not inefficient

in, ir very invite, inflammable

inter between interloper

intro, intra inside introduce

kilo one thousand kilometer

meta changing metaphysics

micro small microcosm

mili, milli one thousand millisecond

mis bad, hate misanthrope

mono one monopoly

multi many multiply

neo new neophyte

nil, nihil nothing nihilism

non not nonentity

ob, oc, of, op against obstinate

pan all panoramic

para beside paranormal

per throughout permeate

peri around periscope

poly many polygon

post after posterity

pre before predecessor

prim first primate

pro forward procession

quad four quadruple

re again reiterate

retro backward retrograde

semi half semiliterate

sub,suc, sup under succumb

super, supra above superannuated

syn, sym, syl together synthesis

trans across transgression

un not unkempt

uni one unique