Coitus

//ˈkɔɪ.təs// noun

noun ·Moderate ·College level

Definitions

Noun
  1. 1
    Sexual intercourse, especially involving penile–vaginal penetration. also, countable, formal, humorous, uncountable

    "Wolowitz: Hang on. There really is a lady here? Leonard: Uh-huh. Wolowitz: And you want us out because you’re anticipating coitus? Leonard: No, she’s just a friend. Wolowitz: So she’s available for coitus? Leonard: No, she’s – –"

  2. 2
    sexual activity between individuals, especially the insertion of a man's penis into a woman's vagina until orgasm and ejaculation occur wordnet

Synonyms

All synonyms
copulationsexual intercourseact of loveactionadulteryaphrodisia

Example

More examples

"Coitus interruptus does not protect against STDs."

Etymology

From Latin coitus.

Related phrases

coitus interruptuscoitus obstructuscoitus reservatuscoitus saxonicussexual intercourse

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.