Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
omerta
omicron
ominous
omission
omit
omitted dividend
OMM
Ommiad
omni-
omnibus
omnicompetent
omnidirectional
omnidirectional radio range
omnies
omnificent
Omnipotent
omnipotent
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

omega meson
o·me·ga mes·on (plural o·me·ga mes·ons)


noun 
Definition:
 
subatomic particle: an extremely short-lived neutral meson with a rest mass 1,532 times that of an electron
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft