English Explanatory Dictionary

tracer

English dictionary entry

Meanings

noun
  1. A compound, element, or isotope used to track the progress or history of a natural process.
  2. 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.
  3. The act or state of tracking or investigating something.
  4. A request to trace the movements of a person or an object, such as a shipment.
  5. A person who traces something.
  6. A device or instrument used to assist in making tracings.
  7. A process that traces something, such as the path of execution of a program during debugging.

Pronunciation

/ˈtɹeɪsə(ɹ)/ [ˈtʃɹeɪsə(ɹ)] LL-Q1860 (eng)-Vealhurl-tracer.wav /ˈtɹeɪsɚ/ [ˈtʃɹeɪsɚ]

Word forms

tracer tracers

Etymology

From trace + -er.

Synonyms

tracer ammunition tracer bullet

Derived words

bead tracer contact tracer dye tracer filtrate tracer flow tracer gas tracer intrinsic tracer packet tracer path tracer radioactive tracer ray tracer signal tracer skip-tracer skip tracer tracer ammunition tracer bullet tracer element tracer log tracer round tracer shell
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