as in intercourse
sexual union involving penetration of the vagina by the penis
the students learned about the mechanics of sex and reproduction in health class
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Recent Examples of sex
The aging process differs between the sexes, and in most mammals, females tend to live longer than males.
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F.d. Flam, Twin Cities, 20 Nov. 2025
In 2023, there was more than a five-year life expectancy gap between the sexes, according to the latest data from the Centers for Disease Control and Prevention.
—Kate Dore, Cfp®, Ea, CNBC, 18 Nov. 2025
On the first day of his second term, President Donald Trump issued an executive order declaring there are two sexes determined solely by the kind of reproductive cells the body makes, and that the federal government would recognize nothing else.
—Elizabeth Anne Wood, The Conversation, 21 Oct. 2025
Mitchell said the key takeaway is that differences in genetics, and therefore biology, contribute to the differences seen in depression between sexes.
—Khloe Quill, FOXNews.com, 12 Oct. 2025
See All Example Sentences for sex
Recent Examples of Synonyms for sex
Noun
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Vaginal estrogen can be especially effective for easing urinary symptoms and issues like vaginal dryness or painful intercourse that can accompany menopause.—
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Between 13 to 84% of postmenopausal women experience vaginal pain during intercourse, with pelvic floor tension being one of the many reasons behind the discomfort.—
Noun
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Sellew is a bold new voice, using sharp, stylish prose to explore the hinterland of contemporary mating.—
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One preference the females seem to have is fine sand – this is also the first to degrade in the circle, meaning the male won't reuse his masterpiece but build from scratch when another mating event requires it.—
Noun
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The two countries signed dozens of bilateral agreements, including in a 20-year cooperation deal to repair and overhaul Venezuelan refineries and enhance military relations.—
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The National Endowment for Democracy, which promotes freedom across Latin America including in Cuba, has named Eddy Acevedo, a longtime expert in Western Hemisphere politics, as its vice president for policy and government relations.—
Noun
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Yeah, Larry’s sexuality had to be kind of coded.—
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Kendall Jenner is shutting down some internet theories about her sexuality.—
Cite this Entry
“Sex.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sex. Accessed 13 Jan. 2026.
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