Thesaurus results for TRACER

tracer

noun

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 talc was Katharine’s visual tracer. —

Natalia Sánchez Loayza, Scientific American, 26 Feb. 2026 To study crowding in cells, biologists needed a proxy molecule in the same size range — a tracer roughly as large as the large molecules involved in most cellular reactions. —

Quanta Magazine, 18 Feb. 2026 The PET scan uses a radioactive drug called a tracer to show both typical and atypical metabolic activity, according to the Mayo Clinic. —

Stephanie Giang-Paunon, FOXNews.com, 18 Feb. 2026 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 See All Example Sentences for tracer

Recent Examples of Synonyms for tracer

Noun

While one in three students nationwide experienced chronic absenteeism during the 2021-2022 academic year, the rate is declining, from up to 30% to roughly 24% by the start of the past school year, according to estimates from the Return 2 Learn tracker reviewed by ABC News.

— Arthur Jones II, ABC News, 18 June 2026
The Best AirTag Deal The first-gen Apple AirTag nabbed our Editors' Choice award for the best Bluetooth tracker at the time of its release.

— Cierra Cowan, PC Magazine, 18 June 2026