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intervene - definition and synonyms


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verb [intransitive] intervene pronunciation in British English /ˌɪntə(r)ˈviːn/
Word Forms
present tense
present participleintervening
past tenseintervened
past participleintervened
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  1. 1
    to become involved in a situation in order to try to stop or change it
    The police had to intervene when protesters blocked traffic.
    intervene in: The prime minister has pledged not to intervene militarily in neighbouring countries.
  2. 3
    to delay an event, or to make it difficult to do
    My brother was studying to be a church minister, but the Second World War intervened.
  3. 4
    if time intervenes, it passes before you do something or before something happens
    Several months intervened before we met again.


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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