MSN home
Mail
My MSN
encarta
greeting cards
encarta
®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
counsel
counselee
counseling
counselor
count (1)
count (2)
count against
count down
count in
count noun
count on
count out
count palatine
count toward or towards
count upon
countable
countdown
Also available:
World English Dictionary
Dictionnaire Français
counteract
coun·ter·act
[
kòwntər ákt
]
(
past and past participle
coun·ter·act·ed
,
present participle
coun·ter·act·ing
,
3rd person present singular
coun·ter·acts
)
transitive verb
Definition:
lessen effect of:
to prevent something from having an effect, or lessen its effect
coun·ter·ac·tion
noun
coun·ter·ac·tive
adjective
coun·ter·ac·tive·ly
adverb
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
MSN Privacy
Legal
Advertise
Feedback
Help
© 2009 Microsoft
coun·ter·ac·tion nouncoun·ter·ac·tive adjectivecoun·ter·ac·tive·ly adverb
