tracer

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tracer

/ˈtɹeɪsə(ɹ)/ UK
[ˈtʃɹeɪsə(ɹ)] UK
/ˈtɹeɪsɚ/ US
[ˈtʃɹeɪsɚ] US

Rhymes with -eɪsə(ɹ)

noun tracers

A compound, element, or isotope used to track the progress or history of a natural process.
A round of ammunition for a firearm that contains magnesium or another flammable substance arranged such that it will burn and produce a visible trail when fired in the dark.
Similar: tracer ammunition, tracer bullet
The act or state of tracking or investigating something. We have a five-man tracer on him now. He's heading for a Vorster cell on Michigan Boulevard, and he's drunk as a lord. Should we intercept him?
A request to trace the movements of a person or an object, such as a shipment. The next morning when she awoke, she told Darcy what had happened, and Darcy agreed that she should go to the police and this time ask them if they could put a tracer on her incoming phone calls, just in case he called again.
A person who traces something.
A device or instrument used to assist in making tracings.
A process that traces something, such as the path of execution of a program during debugging.

Thesaurus

Closest in meaning: tracer bullet, comparator, marker, tracing, beacon, draw, tell-tale, charting, anklet, tail, flag, baton, tracking, trace, label, plot

Translations

Every language

noun A chemical used to track the progress or history of a natural process

Français	marqueur

noun A piece of ammunition for a firearm that contains magnesium or another flammable substance

한국어	예광탄 yegwangtan
Deutsch	Leuchtspurmunition
العربية	دخيرة خطّاطة

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MLA

"tracer." Wiktionary, via Micwyn, micwyn.com/word/tracer. Accessed 6 Nov. 2026.

APA

tracer. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/tracer

Chicago

"tracer." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/tracer.

BibTeX

@misc{tracer_2026,
  title = {tracer},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/tracer},
  urldate = {2026-11-06}
}