Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
atlatl
ATM
atm.
Atman
atman
atmo-
atmosphere
atmospheric
atmospheric pressure
atmospherics
ATOL
atole
atoll
atom
atom bomb
atom smasher
atomic
Click to move down the list of words
Print Preview
See pronunciation key
Search for "atmosphe... pressure" in all of MSN Encarta
E-mail this entry
Blog about this entry on MSN Spaces
Download the MSN Encarta Right-Click Dictionary

atmospheric pressure

at·mos·pher·ic pres·sure


noun 
Definition:
 
air pressure: the downward pressure exerted by the weight of the overlying atmosphere. It has a mean value of one atmosphere at sea level but decreases as elevation increases.

Advertisement

Also on Encarta
Englishtown: Learn English online
Our Partners
Also on MSN
Encarta Message Boards (© Rubberball/Jupiterimages)
Shopping
© 2009 Microsoft