[ov-yuh-leyt, oh-vyuh-leyt-]

verb (used without object), ov·u·lat·ed, ov·u·lat·ing. Biology.

to produce and discharge eggs from an ovary or ovarian follicle.

Origin of ovulate

First recorded in 1860–65; ovule + -ate1
Related formsov·u·la·tion, nounov·u·la·to·ry [ov-yuh-luh-tawr-ee, -tohr-ee, oh-vyuh-] /ˈɒv yə ləˌtɔr i, -ˌtoʊr i, ˈoʊ vyə-/, adjectivemul·ti·ov·u·late, adjectivemul·ti·ov·u·lat·ed, adjectivepre·ov·u·la·to·ry, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for preovulatory



(intr) to produce or discharge eggs from an ovary
Derived Formsovulation, noun

Word Origin for ovulate

C19: from ovule
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for preovulatory



1888, back-formation from ovulation. Related: Ovulated; ovulating.

Online Etymology Dictionary, © 2010 Douglas Harper

preovulatory in Medicine


vyə-lāt′, ŏvyə-]


To produce ova; discharge eggs from the ovary.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.