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intervene

American  
[in-ter-veen] / ˌɪn tərˈvin /

verb (used without object)

intervened, intervening
  1. to come between disputing people, groups, etc.; intercede; mediate.

    Synonyms:
    interpose, arbitrate
  2. to occur or be between two things.

  3. to occur or happen between other events or periods.

    Nothing important intervened between the meetings.

  4. (of things) to occur incidentally so as to modify or hinder.

    We enjoyed the picnic until a thunderstorm intervened.

  5. to interfere with force or a threat of force.

    to intervene in the affairs of another country.

  6. Law. to interpose and become a party to a suit pending between other parties.


intervene British  
/ ˌɪntəˈviːn /

verb

  1. (often foll by in) to take a decisive or intrusive role (in) in order to modify or determine events or their outcome

  2. to come or be (among or between)

  3. (of a period of time) to occur between events or points in time

  4. (of an event) to disturb or hinder a course of action

  5. economics to take action to affect the market forces of an economy, esp to maintain the stability of a currency

  6. law to interpose and become a party to a legal action between others, esp in order to protect one's interests

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • intervener noun
  • reintervene verb (used without object)
  • unintervening adjective

Etymology

Origin of intervene

First recorded in 1580–90; from Latin intervenīre “to come between,” from inter- inter- + venīre “to come”; basis, come

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Campaigners trying to prevent the closure of the UK's oldest surviving Indian restaurant are going to take a petition to Buckingham Palace in the next few weeks, calling on King Charles III to intervene.

From BBC

Robert Kennedy was equivocal on the phone about intervening.

From The Wall Street Journal

England needed just nine runs from the final two overs with six wickets in hand when rain intervened.

From Barron's

A senior Labour MP who asked not to be named warned the prime minister against intervening.

From BBC

Comments by US Treasury Secretary Scott Bessent denying that the US had intervened to help Japan helped stabilise the dollar this week.

From BBC