n.
An adult female horse or the female of other equine species.
[Middle English, alteration of Old English mȳre (influenced by forms of mearh, horse).]
ma·re2 (mä'rā)
n., pl., -ri·a (-rē-ə).
Any of the large dark areas on the moon or on Mars or other planets.
[Latin, sea.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.