as in researcher
one who observes or studies by close examination and systematic inquiry investigators who discovered new evidence that the universe was much older than had been previously estimated

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as in detective
a person not on the police force who investigates criminal or illicit activity or searches for missing persons the investigator in charge of the case was touted as an expert at tracing stolen art

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Thesaurus Entries Near investigator

Cite this Entry

“Investigator.” Thesaurus, Merriam-Webster, Accessed 4 Oct. 2023.

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