as in researcher
one who observes or studies by close examination and systematic inquiry
a psychology experimenter doing research into the sources of panic attacks
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Recent Examples of experimenter
Then an experimenter hid it in full view of the study subject.
—
Anirban Mukhopadhyay, Scientific American, 10 June 2026
The research team led by Schlamminger performed a completely blind analysis, randomizing the values of the masses used to prevent experimenter bias.
—Big Think, 6 May 2026
The flagellar motor was discovered by the late Howard Berg, an ingenious experimenter who spent most of his career at Harvard.
—Quanta Magazine, 20 Apr. 2026
The sleeping subjects received math questions and dreamed about the solutions, relaying them to the experimenter.
—Veronique Greenwood, Time, 26 Feb. 2026
Then, an experimenter presented the bonobo with two empty, transparent cups and pretended to pour juice from an empty pitcher into each cup.
—Amarachi Orie, CNN Money, 9 Feb. 2026
Anthropic’s experimenters were not thrilled.
—Gideon Lewis-Kraus, New Yorker, 9 Feb. 2026
Bacharach and other pop greats were rescued later by experimenters like Elvis Costello and White Stripes.
—Michael Barnes, Austin American Statesman, 8 Jan. 2026
Well after the photons have struck the screen, the experimenter decides to read the information.
—Paul Sutter, Space.com, 20 Dec. 2025
Anirban Mukhopadhyay, Scientific American, 10 June 2026
The research team led by Schlamminger performed a completely blind analysis, randomizing the values of the masses used to prevent experimenter bias.
—Big Think, 6 May 2026
The flagellar motor was discovered by the late Howard Berg, an ingenious experimenter who spent most of his career at Harvard.
—Quanta Magazine, 20 Apr. 2026
The sleeping subjects received math questions and dreamed about the solutions, relaying them to the experimenter.
—Veronique Greenwood, Time, 26 Feb. 2026
Then, an experimenter presented the bonobo with two empty, transparent cups and pretended to pour juice from an empty pitcher into each cup.
—Amarachi Orie, CNN Money, 9 Feb. 2026
Anthropic’s experimenters were not thrilled.
—Gideon Lewis-Kraus, New Yorker, 9 Feb. 2026
Bacharach and other pop greats were rescued later by experimenters like Elvis Costello and White Stripes.
—Michael Barnes, Austin American Statesman, 8 Jan. 2026
Well after the photons have struck the screen, the experimenter decides to read the information.
—Paul Sutter, Space.com, 20 Dec. 2025
Recent Examples of Synonyms for experimenter
researcher
Noun
-
Other researchers see a similar pattern.—
Gianluca Mezzofiore,
CNN Money,
20 June 2026
-
Christiana Corporon Christiana Corporon is an NBC News researcher.—
Tim Stelloh,
NBC news,
20 June 2026
Cite this Entry
“Experimenter.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/experimenter. Accessed 25 Jun. 2026.
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