as in tracker
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Recent Examples of tracer
The dye, a non-toxic tracer often used in environmental studies, transformed the waters of the Grand Canal into a bright green color.
—
Julia Jacobo, ABC News, 25 Nov. 2025
In fact, Elsbeth overhears Reynolds paying close attention to a concerned skip tracer (a new-to-me term for a process server) who brings them his worry that Anders is missing in the first place.
—Sophie Brookover, Vulture, 14 Nov. 2025
During the scan, a small dose of the Tc99m-PYP tracer is infused into a person's arm vein.
—Colleen Doherty, Verywell Health, 13 Nov. 2025
The researchers used positron emission tomography (PET) scans, along with a radioactive tracer to measure the production of a chemical called acetylcholine in the participants’ brains at the start and end of the study.
—Korin Miller, SELF, 23 Oct. 2025
See All Example Sentences for tracer
Julia Jacobo, ABC News, 25 Nov. 2025
In fact, Elsbeth overhears Reynolds paying close attention to a concerned skip tracer (a new-to-me term for a process server) who brings them his worry that Anders is missing in the first place.
—Sophie Brookover, Vulture, 14 Nov. 2025
During the scan, a small dose of the Tc99m-PYP tracer is infused into a person's arm vein.
—Colleen Doherty, Verywell Health, 13 Nov. 2025
The researchers used positron emission tomography (PET) scans, along with a radioactive tracer to measure the production of a chemical called acetylcholine in the participants’ brains at the start and end of the study.
—Korin Miller, SELF, 23 Oct. 2025
See All Example Sentences for tracer
Recent Examples of Synonyms for tracer
Noun
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According to the allergy tracker, Boise could experience similar pollen levels on Friday, March 27, and throughout the weekend, with a dramatic dip on Tuesday, March 31.—
Hali Smith,
Idaho Statesman,
26 Mar. 2026
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The nationwide average for a gallon of gas was closing in on $4, GasBuddy’s tracker showed, roughly flat compared to Monday but up a dollar compared to a month ago.—
Christopher Cann,
USA Today,
25 Mar. 2026
Noun
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The snake struck and shook its tail to protect itself, releasing its notorious rattle warning.—
Laylan Connelly,
Oc Register,
26 Mar. 2026
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An unbothered gray cat eats while resting on a kitchen mat, not having yet noticed the still cucumber behind his tail.—
Andrés Muedano,
JSTOR Daily,
25 Mar. 2026
Noun
-
On Tuesday night, Orosco flew back to the United States, escorted by Miami-Dade Sheriff's detectives and the FBI.—
Anna McAllister,
CBS News,
25 Mar. 2026
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Days after the incident, detectives received pictures and messages from Smith’s Snapchat account indicating an arrangement between Williams and Smith to purchase marijuana.—
Caroline Zimmerman,
Kansas City Star,
25 Mar. 2026
Cite this Entry
“Tracer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tracer. Accessed 29 Mar. 2026.
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