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estrus: Meaning and Definition of

es•trus

Pronunciation: (es'trus), [key]
— n. Zool.
  1. the period of heat or rut; the period of maximum sexual receptivity of the female.
  2. See
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
estrous cycle estuarine
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