English dictionary



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English noun: tracer

1. tracer (person) an investigator who is employed to find missing persons or missing goods


Broader (hypernym)detective, investigator, police detective, tec

2. tracer (artifact) an instrument used to make tracings


Broader (hypernym)instrument

3. tracer (artifact) (radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes


Broader (hypernym)radioisotope


Domain categoryradiology

4. tracer (artifact) ammunition whose flight can be observed by a trail of smoke


Synonymstracer bullet


Broader (hypernym)ammo, ammunition









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