Aristarchus: Meaning and Definition of

Ar•is•tar•chus

Pronunciation: (ar"u-stär'kus), [key]
— n.
  1. late 3rd century b.c., Greek astronomer.
  2. c216–144 b.c., Greek philologist and critic.
  3. an extremely bright crater in the second quadrant of the face of the moon: about 29 miles (47 km) in diameter from crest to crest.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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