Intervene

//ˌɪntə(ɹ)ˈviːn// verb

Definitions

Verb
  1. 1
    To become involved in a situation, so as to alter or prevent an action. intransitive

    "The police had to be called to intervene in the fight."

  2. 2
    occur between other event or between certain points of time wordnet
  3. 3
    To occur, fall, or come between, points of time, or events. intransitive

    "An instant intervened between the flash and the report."

  4. 4
    get involved, so as to alter or hinder an action, or through force or threat of force wordnet
  5. 5
    To occur or act as an obstacle or delay. intransitive

    "Nothing intervened to prevent the undertaking."

Show 4 more definitions
  1. 6
    be placed or located between other things or extend between spaces and events wordnet
  2. 7
    To say (something) in the middle of a conversation or discussion between other people, or to respond to a situation involving other people. ambitransitive

    "Young Scarfe stared, astounded. “You haven’t met before,” Mrs. Gould intervened. “Mr. Decoud—Mr. Scarfe.”"

  3. 8
    To come between, or to be between, persons or things. ambitransitive

    "The Mediterranean intervenes between Europe and Africa."

  4. 9
    In a suit to which one has not been made a party, to put forward a defense of one's interest in the subject matter.

    "an application for leave (i.e. permission) to intervene"

Etymology

Back-formation from intervention, and/or from Latin interveniō (“come between”, verb).

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