verb · neutral

investigate

/ɪnˈvɛstɪɡeɪt/in·VES·ti·gate

Band 4-5speakingtask2

to try to discover the facts about something, especially a crime or accident

Examples

The police are investigating the cause of the collision.

Journalists investigated the allegation and published their findings.

The committee will investigate complaints about the service.

Band 8 sentence

Detectives investigated the allegations meticulously, interviewing witnesses and reviewing CCTV footage until they established a clear timeline.

Collocations

  • investigate a crime
  • investigate allegations
  • thoroughly investigate

Word family

investigate verbinvestigation nouninvestigative adjectiveinvestigator noun

Common mistakes

investigate aboutinvestigate (no preposition) / investigate something

make an investigatecarry out an investigation / investigate

Say it for a higher band

5look into6examine7+investigate

Synonyms

look into

examine

Easily confused

research

The police will investigate the burglary while academics research the social causes of crime.

look into

We will look into the complaint and let you know what we find.

Related words

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In Crime & Law

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