Meaning of “intervene” in the English Dictionary

"intervene" in British English

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interveneverb [ I ]

uk /ˌɪn.təˈviːn/ us /ˌɪn.t̬ɚˈviːn/

intervene verb [ I ] (GET INVOLVED)

C2 to intentionally become involved in a difficult situation in order to improve it or prevent it from getting worse:

The Central Bank intervened in the currency markets today to try to stabilize the exchange rate.
[ + to infinitive ] The minister intervened personally to stop the museum from being closed.

More examples

  • There is increasing demand for the United Nations to intervene in trouble spots throughout the world.
  • I'd like to help but I don't have the power to intervene in this dispute.
  • The army's potentiality to intervene in politics remains strong.
  • Their only hope now is that the outside world will intervene but it is an increasingly forlorn hope.
  • The Bank of England intervened this morning to defend the pound .
intervention
noun [ C or U ] uk /ˌɪn.təˈven.ʃən/ us /ˌɪn.t̬ɚˈven.ʃən/

Examples

  • There is still some hope that the economic blockade will work and make military intervention unnecessary.
  • The government was reluctant to sanction intervention in the crisis.
  • The border dispute was used as a pretext for military intervention.
  • England have fallen so far behind in the championship that their only hope of victory is divine intervention .
  • Imposing sanctions is a moderate action when you consider that the alternative is military intervention.

C2

Half the people questioned said they were opposed to military intervention (in the civil war).
Repeated interventions on the currency markets have failed to prevent the value of the currency falling.

(Definition of “intervene” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"intervene" in American English

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interveneverb [ I ]

us /ˌɪn·tərˈvin/

intervene verb [ I ] (GET INVOLVED)

to become involved intentionally in a difficult situation in order to change it or improve it, or prevent it from getting worse:

The superpowers began to intervene in local struggles in Africa.

intervene verb [ I ] (COME BETWEEN)

to happen between two events, or to prevent something from happening by happening first:

Two decades intervened between the completion of the design and the opening of the theater.

(Definition of “intervene” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"intervene" in Business English

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interveneverb [ I ]

uk /ˌɪntəˈviːn/ us

to become involved in a difficult situation in order to improve it or prevent it from getting worse:

intervene in sth The Central Bank intervened in the currency markets today to try to stabilize the exchange rate.
The company has resolved the issue, and there is no need for the courts to intervene.

(Definition of “intervene” from the Cambridge Business English Dictionary © Cambridge University Press)