Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
Orvieto
-ory
oryx
orzo
OS
Os
os (1)
os (2)
OSA
Osage (1)
Osage (2)
Osage orange
Osaka
Oscan
Oscar (1)
Oscar (2)
OSCE
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

orthostatic
or·tho·stat·ic [ àwrthə státtik ]


adjective 
Definition:
 
relating to standing upright: associated with or caused by standing in an upright position
orthostatic hypotension
orthostatic intolerance
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft