estrous cycle









estrous cycle


estrous cycle Word Origin noun

  1. a series of physiological changes in sexual and other organs in female mammals, extending from one period of heat to the next, accompanied by behavioral changes indicating interest in mating.

Origin of estrous cycle First recorded in 1895–1900 estrous cycle in Medicine estrous cycle n.

  1. The recurrent set of physiological and behavioral changes that take place from one period of estrus to another.

estrous cycle in Science estrous cycle [ĕs′trəs]

  1. The series of changes that occur in the female of most mammals from one period of estrus to another. The estrous cycle usually takes place during the period known as the breeding season, which ensures that young are born at a time when the chance of survival is greatest. The length of the cycle varies from species to species.
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