as in tracker
Related Words
Relevance
Example Sentences
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.
Recent Examples of tracer
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
The imaging technique relies on the use of a radioactive tracer and a special camera to make pictures of breast tissue.
—Hannah Millington, MSNBC Newsweek, 3 Oct. 2025
Bradley had previously held a temporary position with the county as a contact tracer during the pandemic.
—Lucas Robinson, San Diego Union-Tribune, 18 Sep. 2025
Their tracer arcs converged on the approaching drones.
—Ken Harbaugh, The Atlantic, 15 Sep. 2025
See All Example Sentences for tracer
Korin Miller, SELF, 23 Oct. 2025
The imaging technique relies on the use of a radioactive tracer and a special camera to make pictures of breast tissue.
—Hannah Millington, MSNBC Newsweek, 3 Oct. 2025
Bradley had previously held a temporary position with the county as a contact tracer during the pandemic.
—Lucas Robinson, San Diego Union-Tribune, 18 Sep. 2025
Their tracer arcs converged on the approaching drones.
—Ken Harbaugh, The Atlantic, 15 Sep. 2025
See All Example Sentences for tracer
Recent Examples of Synonyms for tracer
Noun
-
While 200mm can be challenging for night sky shooting without a star tracker, the lens is still useful for mid-field targets and creative compositions, such as the Milky Way behind an interesting foreground.—
Tantse Walter,
Space.com,
18 Feb. 2026
-
Police obtained another tracker warrant for a different Toyota Camry.—
Nick Ferraro,
Twin Cities,
18 Feb. 2026
Noun
-
The insects feed on organic matter and use a tail-like bodies to jump, appearing as dark, pepper-like specs in the snow.—
Stephen Underwood,
Hartford Courant,
19 Feb. 2026
-
In an era where artistic metrics are splintered between box office, streaming and the long tail of cultural chatter, Merino still believes in the old ritual.—
Clayton Davis,
Variety,
19 Feb. 2026
Noun
-
Within two years, Torres’ political career was crashing down amid a scandal that surfaced publicly in October 2024 when he was detained and questioned by San Jose detectives.—
Robert Salonga,
Mercury News,
18 Feb. 2026
-
De Niro plays a reverend in Los Angeles; Duvall is his homicide-detective brother.—
Brian Tallerico,
Vulture,
17 Feb. 2026
Cite this Entry
“Tracer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tracer. Accessed 22 Feb. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
