Copernicus: Meaning and Definition of


Pronunciation: (kō-pûr'ni-kus, ku-), [key]
  1. (Mikolaj Kopernik), 1473–1543, Polish astronomer who promulgated the now accepted theory that the earth and the other planets move around the sun
  2. a crater in the second quadrant of the face of the moon, having an extensive ray system: about 56 mi. (90 km) in diameter from crest to crest with walls rising about 12,000 ft. (3650 m) from its floor; having several central mountains the highest being about 2400 ft. (730 m).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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