Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
lum
lumbago
lumbar
lumbar pack
lumbar puncture
Lumbee
lumber (1)
lumber (2)
lumberjack
lumberjacket
lumberman
lumberyard
lumen
luminaire
luminance
luminaria
luminary
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

luminous flux
lu·mi·nous flux


noun 
Definition:
 
rate of emission of light: the rate of emission of light evaluated by the visual sensation it produces.
Symbol  ΦV
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft