investigator
noun
in·ves·ti·ga·tor
in-ˈve-stə-ˌgā-tər 
plural investigators
: one who investigates something: such as
a
: detective
a private investigator
Debra Winger plays the investigator who becomes fixated on identifying a killer …—
Margaret Rauch
Margaret Rauch
b
: a person who conducts experiments or is involved in scientific studies for research
the lead investigator in a clinical trial
For dialect recording, it is best for the investigator to take down as full and accurate notes as possible without slowing down the pace of the interview.—Ravin I. McDavid, Jr.
Ravin I. McDavid, Jr.Examples of investigator in a Sentence
investigators who discovered new evidence that the universe was much older than had been previously estimated
the investigator in charge of the case was touted as an expert at tracing stolen art
Recent Examples on the Web
However, another jailhouse informant, David Vogel, later gave a recorded interview to a DA investigator, also saying Neary admitted to stabbing the victim, corroborating Lunsford’s original statement.
—Tony Saavedra, Oc Register, 17 Sep. 2025
What investigators conclude about Robinson’s motivations may have far-reaching consequences beyond his own criminal case.
—Connor Greene, Time, 17 Sep. 2025
If tax records and documents do not add up, employers and employees may be arrested and detained as investigators sort out who is illegally present in the United States or illegally employing workers.
—Anna Giaritelli, The Washington Examiner, 17 Sep. 2025
After his arrest, Zinn did not cooperate with law enforcement or want to speak with investigators, the sheriff's office said.
—Khaleda Rahman, MSNBC Newsweek, 17 Sep. 2025
See All Example Sentences for investigator
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Tony Saavedra, Oc Register, 17 Sep. 2025
What investigators conclude about Robinson’s motivations may have far-reaching consequences beyond his own criminal case.
—Connor Greene, Time, 17 Sep. 2025
If tax records and documents do not add up, employers and employees may be arrested and detained as investigators sort out who is illegally present in the United States or illegally employing workers.
—Anna Giaritelli, The Washington Examiner, 17 Sep. 2025
After his arrest, Zinn did not cooperate with law enforcement or want to speak with investigators, the sheriff's office said.
—Khaleda Rahman, MSNBC Newsweek, 17 Sep. 2025
See All Example Sentences for investigator
Cite this Entry
“Investigator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/investigator. Accessed 18 Sep. 2025.
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