Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
impudicity
impugn
impulse
impulse buying
impulse purchase
impulsion
impulsive
impunity
impure
impurity
impute
imputed cost
imputed income
imputed interest
IMRO
IMRT
IMS
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

improve on
improve on or improve upon


transitive verb 
Definition:
 
surpass in quality or level: to do better or be better than something, especially a previous standard or record
improved on her previous time by four seconds
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft