investigator
Definitions
A person who carries out a formal inquiry or investigation to discover facts or information.
A person, such as a detective or police officer, whose job is to examine crimes or other complex situations.
Examples
The private investigator spent weeks gathering evidence to solve the mysterious case.
A lead investigator was assigned to examine the scene of the accident.
Synonyms
detective sleuth private eye examiner analyst inquirer researcher
Antonyms
criminal perpetrator suspect offender wrongdoer lawbreaker culprit