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
aniso-
anisogamete
anisogamy
anisole
anisomeric
anisometric
anisometropia
anisotropic
anistreplase
Anjou (1)
Anjou (2)
Ankara
ankerite
ankh
ankle
ankle boot
ankle-length
Also available:
World English Dictionary
Dictionnaire Français
anion
an·i·on
[
á n ən
]
(
plural
an·i·ons
)
noun
Definition:
negative ion:
a negatively charged ion, especially one that is attracted to an anode, either during electrolysis or within a vacuum tube
[
Mid-19th century. Blend of anode + ion
]
an·i·on·ic
[
àn ī ónnik
]
adjective
an·i·on·i·cal·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