Longman Dictionary of Contemporary English homepage

Date: 1500-1600
Language: Latin
Origin: , past participle of investigare 'to follow the track of', from vestigium 'track'

investigate

verb
     
in‧ves‧ti‧gate W2
1 [intransitive and transitive] to try to find out the truth about or the cause of something such as a crime, accident, or scientific problem:
The state police are investigating the incident.
The study investigates the impact of violent TV programming on children.
I heard a noise and went downstairs to investigate.
2 [transitive] to try to find out more about someone's character, actions etc, because you think they may have been involved in a crime:
Penney was already being investigated by the police on suspicion of murder.
WORD FOCUS: police WORD FOCUS: police
people in the police force: police officer, policeman, policewoman, detective, cop informal

the building where the police work: police station

what the police do: investigate crimes, find/collect evidence, arrest people who they think are guilty of a crime, question/interrogate people about crimes, hold/detain people in custody, charge people with crimes, release people if they are innocent


See also
police

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