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first quarter definition

first quarter

  1. the time of month between new moon and first half-moon
  2. the phase of the moon after the waxing crescent when only the right half of its face, when viewed from the Northern Hemisphere, reflects sunlight to the earth

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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