What is the meaning of tracer?

noun

  • An investigator who is employed to find missing persons or missing goods.
  • An instrument used to make tracings.
  • Radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes. (
  • Ammunition whose flight can be observed by a trail of smoke.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). tracer. Retrieved September 20, 2026, from http://smartdefine.org/tracer/definitions/1209145
ChicagoWordNet. 2010. "tracer" http://smartdefine.org/tracer/definitions/1209145 (accessed September 20, 2026).
HarvardWordNet 2010, tracer, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/tracer/definitions/1209145>.
MLAWordNet. "tracer" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/tracer/definitions/1209145>
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