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
Recent Examples of Synonyms for tracer
Noun
-
The tracker uses a minimal torque design to eliminate aerodynamic instabilities.—
-
Atlanta was one of the cities hardest hit by the outage, according to real-time tracker Downdetector.—
Noun
-
Some experts had previously speculated that debris from the left engine might have damaged the engine on the tail.—
-
This combination came in handy, as different materials were needed for sections like the drone's tail and camera mount.—
Noun
-
Nampa detectives eventually learned about Salat’s case in Ada County, where he originally was charged with three counts of lewd conduct with a child under 16, court records show.—
-
Robert Marshall, lead homicide detective, added.—
Cite this Entry
“Tracer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tracer. Accessed 20 Jan. 2026.
Love words? Need even more definitions?
Merriam-Webster unabridged
