Dictionary

estrous cycle

noun

Definition of ESTROUS CYCLE

:  the correlated phenomena of the endocrine and reproductive systems of a female mammal from the beginning of one period of estrus to the beginning of the next —called also estral cycle, estrus cycle

First Known Use of ESTROUS CYCLE

1900

estrous cycle

noun    (Medical Dictionary)

Medical Definition of ESTROUS CYCLE

:  the correlated phenomena of the endocrine and generative systems of a female mammal from the beginning of one period of estrus to the beginning of the next—called also estral cycle, estrus cycle

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