proestrus

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Related to proestrum: estrous, metestrus

proestrus

 [pro-es´trus]
the period of heightened follicular activity preceding estrus.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

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
Farlex Partner Medical Dictionary © Farlex 2012

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.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

pro·es·trus

(prō-es'trŭs)
The period preceding estrus, characterized by heightened follicular activity and estrogen production.
Synonym(s): pro-oestrus.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012