See also: pénétration



From Middle English penetracioun, from Old French penetracïon, and its source, Latin penetrātiō, from the participle stem of penetrō (pierce, verb). Morphologically penetrate +‎ -ion


  • (UK) IPA(key): /pɛnɪˈtɹeɪʃ(ə)n/
    • (file)
    Rhymes: -eɪʃən


penetration (countable and uncountable, plural penetrations)

  1. The act of penetrating something. [from 15th c.]
    Any penetration, however slight, is sufficient to complete the offense.
  2. Specifically, the insertion of the penis (or similar object) during sexual intercourse. [from 17th c.]
  3. The act of penetrating a given situation with the mind or faculties; perception, discernment. [from 17th c.]
  4. (blackjack) A number or fraction that represents how many cards/decks will be dealt before shuffling, in contrast to the total number of cards/decks in play.
  5. (marketing) The proportion of the target audience who buy the advertised product or service.

Derived termsEdit