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
radiation oncology
radiation pressure
radiation sickness
radiation therapy
radiational cooling
radiative collision
radiative forcing
radiator
radical
radical chic
radical sign
radicalise
radicalism
radicalize
radicand
radicchio
radices
Also available:
World English Dictionary
Dictionnaire Français
radiant energy
ra·di·ant en·er·gy
noun
Definition:
electromagnetic waves:
energy emitted as waves, usually electromagnetic waves, through space or some other medium.
Symbol
Q
e
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