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Word of the Day Tuesday, June 9, 2026

tracer

/ˈtreɪsər/ noun, verb · British & US
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What does tracer mean?

noun, verb

A device or system that produces a continuous signal or image of the path of something, especially a beam of light or radiation. To track or follow the path of something, especially a beam of light or radiation.

Example

"The radar system used a tracer to locate the aircraft."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for tracer

Rhymes with tracer

Etymologically related