Prefix
|
Meaning
|
Examples
|
|
a(n)-
|
not, without
|
atonality, asexuality, amoral, anarchy, anonymous
|
|
ab-
|
away
|
abduction, absolutism, ablution
|
|
acr(o)-
|
high, up, hill
|
Acropolis, acrobatics
|
|
ad-
|
near, at
|
adrenal
|
|
aden(o)-
|
gland
|
adenectomy
|
|
aer(o)-
|
air
|
aeronautics, aerodrome, aeroplane, aerodynamics
|
|
agr(o)-
|
relating to farming
|
agriculture
|
|
alt-
|
high
|
altitude
|
|
alter-
|
another
|
Alter-ego, alternate
|
|
am-
|
love
|
amorous, amateur
|
|
an(a)-
|
out of
|
anachronism
|
|
andr-
|
man
|
androgyny, androcentrism, android, androgen
|
|
anem-
|
wind
|
anemometer
|
|
Anglo-
|
English or British
|
Anglo-Irish relations
|
|
ante-
|
before
|
antebellum
|
|
anthropo-
|
relating to human beings
|
anthropology, anthropocentrism, anthropomorphic
|
|
ant(i)-
|
against
|
antidote, antibody, anticlockwise
|
|
aut(o)-
|
self
|
autonomy, autobiography, automobile, autopilot
|
|
bar(o)-
|
heaviness, heavy
|
barometer
|
|
bathy-
|
deep
|
Bathyscaphe, Bathysphere
|
|
be-
|
completely, excessively; forms transitive verbs
|
bemuse, bespeak, bewail
|
|
ben-
|
well
|
Benediction, benign
|
|
bi-
|
two
|
bicycle, bijection, bicameralism
|
|
bi(o)-
|
life
|
biology, biography, biopsy
|
|
bibli(o)-
|
relating to books
|
Bibliophilia, bibliography
|
|
blast(o)-
|
bud, germination
|
blastocyst
|
|
brady-
|
slow
|
Bradycardia
|
|
brom(o)-
|
stench
|
Bromine, bromide
|
|
bronch(o)-
|
relating to breathing
|
bronchitis
|
|
cac(o)-
|
bad
|
Cacophony, cacography
|
|
cad/cas-
|
a fall
|
cadence, cascade
|
|
cardi(o)-
|
heart
|
Cardiovascular, Cardiac arrest
|
|
cent-, centi-
|
hundred or hundredth
|
Centenarian, centimeter, centipede
|
|
cephal(o)-
|
head
|
Cephalothorax
|
|
chrom(ato)-
|
colour
|
chromatic, chromosome
|
|
chron(o)-
|
time
|
Chronol |