co·​i·​tion kō-ˈi-shən How to pronounce coition (audio)
: coitus
kō-ˈish-nəl How to pronounce coition (audio)

Examples of coition in a Sentence

studied the frequency of coition in animals that mate for life
Recent Examples on the Web Put another way, the three latest Brood X generation map perfectly to milestones in my life cycle: birth, coition, procreation. Ross Kenneth Urken, Scientific American, 14 June 2021 But the course of the hunt itself is unnameable and uncontrollable, like coition. Roberto Calasso, Harper's Magazine, 30 Mar. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'coition.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


borrowed from Late Latin coitiōn-, coitiō, going back to Latin, "encounter, conspiracy," from coi-, variant stem of coīre "to come together, meet, have sexual intercourse" (from co- co- + īre "to go") + -tiōn-, -tiō, suffix of action nouns — more at issue entry 1

First Known Use

1615, in the meaning defined above

Time Traveler
The first known use of coition was in 1615

Dictionary Entries Near coition

Cite this Entry

“Coition.” Dictionary, Merriam-Webster, Accessed 24 Feb. 2024.

Medical Definition


co·​ition kō-ˈish-ən How to pronounce coition (audio)
: coitus
coitional adjective
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