ovu·​la·​tion | \ˌäv-yə-ˈlā-shən, ˌōv-\

Definition of ovulation 

: the discharge of a mature ovum from the ovary

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Other Words from ovulation

ovulate \ˈäv-​yə-​ˌlāt, ˈōv-​ \ verb

Examples of ovulation in a Sentence

Recent Examples on the Web

Pregnancy occurs when a sperm cell fertilizes an ovum that has been released into the Fallopian tubes after ovulation. Shan Boodram, Teen Vogue, "Period Sex 101: Everything You Need to Know," 19 July 2018 According to the Mayo Clinic, birth control contains hormones that prevent ovulation which can help lighten the flow of your period and the severity of cramps. Shanelle Drakeford, Allure, "How to Alleviate Period Cramps, According to Doctors," 8 July 2018 The detailed page shows a calendar by default with predicted period days highlighted in pink and estimated fertile days highlighted in blue (along with a solid blue marker for your day of ovulation). Valentina Palladino, Ars Technica, "Fitbit Charge 3 review: Peppering a fitness tracker with smartwatch powers," 12 Oct. 2018 These nonhormonal early versions probably worked by interfering with ovulation, fertilization, or implantation by causing mild inflammation of the endometrium. Carolyn Todd, Allure, "The History and Evolution of Birth Control in America," 12 July 2018 The paper confirmed Estes’s suspicion that the collective drone of bull wildebeests’ mating calls had a significant effect on the ovulation of females. Ryan P. Smith, Smithsonian, "How Noisy Males Control the Gnu’s Cycle," 11 July 2018 Irregular ovulation, endometriosis, polycystic ovary syndrome and diminished ovarian reserve due to age contribute to female infertility. Brennan Peterson, chicagotribune.com, "5 myths about infertility," 26 June 2018 The app stores this information and uses a proprietary algorithm to predict ovulation over time. Arielle Pardes, WIRED, "Silicon Valley Takes on the Future of Fertility," 31 May 2018 With a pink icon featuring sperm on a clock, the application provides an array of trackers such as basal body temperature, ovulation and menstruation to advise the best days to try to conceive. Serenitie Wang, CNN, "Recovering from one child: China's growing fertility problem," 7 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ovulation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ovulation

1848, in the meaning defined above

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Statistics for ovulation

Last Updated

5 Dec 2018

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Time Traveler for ovulation

The first known use of ovulation was in 1848

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More Definitions for ovulation


ovu·​la·​tion | \ˌäv-yə-ˈlā-shən also ˌōv-\

Medical Definition of ovulation 

: the discharge of a mature ovum from the ovary

Other Words from ovulation

ovulate \ˈäv-​yə-​ˌlāt also ˈōv-​ \ intransitive verb ovulated; ovulating

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More from Merriam-Webster on ovulation

Rhyming Dictionary: Words that rhyme with ovulation

Spanish Central: Translation of ovulation

Nglish: Translation of ovulation for Spanish Speakers

Britannica English: Translation of ovulation for Arabic Speakers

Britannica.com: Encyclopedia article about ovulation

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living or existing for a long time

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