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Etymology

sexual intercourse

/ˈsɛkʃuəl ˈɪntərkɔːrs/

noun

Origin

Latin

intercursus — a running between, intervention

Overview

Meaning Now

  • The act of physical union between two individuals, typically involving the penetration of the vagina by the penis, for the purpose of reproduction or sexual gratification.

Literal older meaning

social communication or interchange of a sexual nature

Language path

Latin → Middle English → English

Earliest form

intercours

Earliest period

15th century

Journey

The term 'intercourse' originally referred broadly to 'social exchange' or 'communication' (as seen in phrases like 'intercourse of ideas'). Its specific association with the sexual act began to solidify as a formal euphemism in the 19th century, replacing more explicit terminology in medical and legal discourse.

Evolution

  1. Latin, 1st century AD

    intercursus

    “intervention, interposition”

  2. Middle English, 15th century

    intercours

    “communication, commerce, traffic”

  3. Early Modern English, 17th century

    intercourse

    “social dealings or contact between people”

  4. English, 19th century

    sexual intercourse

    “physical sexual act”

    Euphemistic shift from general social interaction to sexual contact.

Connections

Word parts

sex-

root

referring to gender or sex

-ual

suffix

relating to

inter-

prefix

between

cours

root

to run

Related across languages

  • French

    intercourse

    communication, dealings

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