- to examine, study, or inquire into systematically; search or examine into the particulars of; examine in detail.
- to search out and examine the particulars of in an attempt to learn the facts about something hidden, unique, or complex, especially in an attempt to find a motive, cause, or culprit: The police are investigating the murder.
- to make inquiry, examination, or investigation.
Origin of investigate
Examples from the Web for investigator
“Bodegas, private residences, apartment buildings, you name it,” the investigator says.
“We believe the gun was in it the whole time,” the investigator says.
According to court testimony by the lead NCIS investigator, it contained various mobile phones and even valuable letters.The Navy ‘Hero’ Who Pimped an HIV-Positive Teen
December 11, 2014
Doucette says the file indicates that an investigator telephoned her, but she did not return the call.Alleged U.Va. Abductor Accused of Rape at Christian College
September 28, 2014
She fed the baby spoiled milk and was, the investigator says, “completely ignorant” of how to raise a child.‘Love Child’ Game Over: Internet Addicts Let Their Baby Starve to Death
July 21, 2014
The investigator is not necessarily a historian, any more than a lumberman is an architect.College Teaching
She frowned under it without animosity, in the manner of an investigator.Under Western Eyes
This upheaval in the South, according to an investigator, will be helpful to all.Negro Migration during the War
Emmett J. Scott
Just what kind of an investigator do you take me for, Tapkins?Janet of the Dunes
Harriet T. Comstock
He becomes a chairman, an investigator, a committee man, and a debater.The Arena
- a person who investigates, such as a private detective
- to inquire into (a situation or problem, esp a crime or death) thoroughly; examine systematically, esp in order to discover the truth
Word Origin and History for investigator
1550s, a native agent-noun formation from investigate, or else from Latin investigator "he that searches into," agent noun from past participle stem of investigare (see investigation).
c.1500, back-formation from investigation, or else from Latin investigatus, past participle of investigare "to trace out, search after" (see investigation). Related: Investigated; investigating.