ovu·​la·​tion | \ ˌäv-yə-ˈlā-shən How to pronounce ovulation (audio) , 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 How to pronounce ovulate (audio) , ˈōv-​ How to pronounce ovulate (audio) \ verb

Examples of ovulation in a Sentence

Recent Examples on the Web

Like in combination birth control pills, the estrogen in NuvaRing suppresses ovulation. Korin Miller, SELF, "How to Insert NuvaRing So It Stays in Place," 25 Jan. 2019 Some women spot during ovulation because the downswing in hormones can cause a little uterine lining to break down too early, as SELF previously reported, causing light bleeding. Amy Marturana, SELF, "12 Causes of Spotting and Breakthrough Bleeding," 28 Dec. 2018 Get to know the characteristics of your ovulation and menstrual patterns. Pamela Tsigdinos, Marie Claire, "The Wild World of IVF, Explained," 1 Oct. 2018 Of course, the app’s span of red days tries to account for this and predict the days prior to ovulation in which a woman is fertile. Beth Mole, Ars Technica, "“Natural” birth-control app dogged by unwanted pregnancies gets FDA approval," 15 Aug. 2018 Hormones produced duringthe ovulation cycle can stimulate cell growth, which can help cancerous cells multiply. Julia Belluz, Vox, "Having kids leads to a small, but significant, increased risk of breast cancer," 14 Dec. 2018 Women ovulate once a month, and interrupting an ovulation cycle is much easier than trying to decrease production of millions of sperm. Paige Cornwell, The Seattle Times, "More effective than condoms? Seattle-area couples test new birth control for men," 11 Dec. 2018 Birth-control pills can help put women back on a regular cycle and regulate some of the hormonal side effects of PCOS, including acne and hair growth, while other drugs can stimulate ovulation to increase the odds of getting pregnant. Cari Romm, The Cut, "Everything to Know About a New Study on the Causes of PCOS," 18 May 2018 However, if your cycles tend to be longer (30 or 31 days apart) or shorter (21 or 22 days apart), or just irregular in general, your ovulation may be sporadic, Lang adds. Tehrene Firman, Redbook, "How to Get Pregnant," 10 Aug. 2017

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

14 Feb 2019

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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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