Tracer (Noun)
Meaning 1
Ammunition whose flight can be observed by a trail of smoke.
Classification
Nouns denoting man-made objects.
Synonyms
Hypernyms
Meaning 2
(radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes.
Classification
Nouns denoting man-made objects.
Meaning 3
An investigator who is employed to find missing persons or missing goods.
Classification
Nouns denoting people.
Hypernyms
Meaning 4
An instrument used to make tracings.
Classification
Nouns denoting man-made objects.