Learn how to say Intervene correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word intervene:
1take part in something so as to prevent or alter a result or course of events:
he acted outside his authority when he intervened in the dispute
their forces intervened to halt the attack
(of an event or circumstance) occur as a delay or obstacle to something being done:
Christmas intervened and the investigation was suspended
[with direct speech]:
‘It’s true!’ he intervened
Law become involved in a lawsuit as a third party.
2 (usually as adjective intervening) occur in the time between events:
to occupy the intervening months she took a job in a hospital
be situated between things:
they heard the sound of distant gunfire, muffled by the intervening trees
late 16th century (in the sense ‘come in as an extraneous factor or thing’): from Latin intervenire, from inter- ‘between’ + venire ‘come’