proestrus

(redirected from proestrum)
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Related to proestrum: estrous, metestrus

proestrus

 [pro-es´trus]
the period of heightened follicular activity preceding estrus.

pro·es·trus

(prō-es'trŭs),
The period in the estrus cycle preceding estrus, characterized by the growth of the graafian follicles and physiologic changes related to estrogen production.
Synonym(s): proestrum

proestrus

(prō-ĕs′trəs)
n.
The period immediately before estrus in most female mammals, characterized by development of the endometrium and ovarian follicles.

pro·es′trous adj.

pro·es·trus

(prō-es'trŭs)
The period preceding estrus, characterized by heightened follicular activity and estrogen production.
Synonym(s): pro-oestrus.

proestrus

the period of heightened follicular activity preceding estrus.