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mean (2)
mean (3)
mean deviation
mean distance
mean free path
mean lethal dose
mean-minded
mean reversion
mean sea level
mean solar day
mean-spirited
mean square
mean sun
mean time
mean value
meander
meanie
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World English Dictionary
Dictionnaire Français

mean sea level
mean sea lev·el


noun 
Definition:
 
U.K. sea level for British maps: the sea level determined and used in mapmaking by the Ordnance Survey
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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