as in sex
sexual union involving penetration of the vagina by the penis
the infection can be communicated through the sex act
Synonyms & Similar Words
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Example Sentences
Recent Examples of Synonyms for sex act
Noun
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The findings, from 1,592 U.S. citizens of different ages, sexes, races and incomes, were collected between Dec. 20 and Dec. 22.—
Nicholas Rice,
PEOPLE,
28 Dec. 2025 -
On his first day in office, Mr. Trump signed an executive order that declared the federal government would recognize only two immutable sexes: male and female.—
CBS News,
CBS News,
18 Dec. 2025
Noun
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Criminals looking to establish online romantic relations with lonely seniors before bleeding their bank accounts dry.—
Davey Winder,
Forbes.com,
16 May 2026
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The leaders of both nations met for talks and said progress was made during the trip to stabilize relations, although Beijing showed little interest in getting more involved in the war with Iran.—
Grace Miserocchi,
Chicago Tribune,
16 May 2026
Noun
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Common symptoms of a vaginal yeast infection include irritation, swelling and a thick white discharge, along with a burning sensation – especially during urination or intercourse.—
Daryl Austin,
USA Today,
12 Apr. 2026
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Wilzig told the Miami Herald in a 2002 profile that intercourse and naked bodies were beautiful and natural, and no one should be embarrassed by talking about the topic.—
Madeleine Marr,
Miami Herald,
6 Apr. 2026
Noun
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In a new study, researchers documented seven cases of remoras, a fish known for suctioning itself onto rays—as well as sharks, dolphins, boats and even divers—plunging into manta rays' cloacal orifice, an opening used for pooping, peeing and mating.—
Jackie Flynn Mogensen,
Scientific American,
11 May 2026
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Mating season generally begins in May, with peak mating in June.—
Laura Baisas,
Popular Science,
30 Apr. 2026
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Cite this Entry
“Sex act.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sex%20act. Accessed 17 May. 2026.
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