coinvestigator
noun
co·in·ves·ti·gat·or
ˌkō-in-ˈve-stə-ˌgā-tər 
variants
or co-investigator
plural coinvestigators or co-investigators
: one of two or more investigators working together
"We sent a memo around to a number of faculty members," [William] Oh says, "and we attracted ten coinvestigators."—
John Lauerman
John Lauerman"… one significant frustration is we don't know a lot about the disease," said Dr. Holly Frost, study co-investigator and pediatrician …—Wisconsin State Farmer
Wisconsin State FarmerExamples of coinvestigator in a Sentence
Recent Examples on the Web
Randy Auerbach, a clinical psychologist at Columbia University and a MAPS coinvestigator, is used to hearing that the study sounds like an invasion of privacy.
—Kelly Servick, Science | AAAS, 21 Aug. 2019
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Kelly Servick, Science | AAAS, 21 Aug. 2019
Cite this Entry
“Coinvestigator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coinvestigator. Accessed 30 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share