Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
internal clock
internal-combustion engine
internal constraint
internal ear
internal energy
internal medicine
internal resistance
internal respiration
Internal Revenue Service
internal rhyme
internal secretion
internal wave
internalize
International
international
International Atomic Time
international baccalaureate
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

Internal Revenue Service
In·ter·nal Rev·e·nue Ser·vice


noun 
Definition:
 
U.S. tax agency: the division of the U.S. Department of the Treasury responsible for the collection of income, excise, and other taxes and the enforcement of the tax laws
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft