police investigation

Thesaurus

Noun

1.

police investigation - the investigation of criminal activitiespolice workinvestigating, investigation - the work of inquiring into something thoroughly and systematicallydetecting, detective work, sleuthing, detection - a police investigation to determine the perpetrator; "detection is hard on the feet"forensics - scientific tests or techniques used in the investigation of crimesroundup - the systematic gathering up of suspects by the police; "a mass roundup of suspects"surveillance - close observation of a person or group (usually by the police)