What is "tracer" in English? Definition and Explanations

Meaning of "tracer": an investigator who is employed to find missing persons or missing goods

Noun

Pronunciation in US: /ˈtɹeɪsɚ/, [ˈtʃɹeɪsɚ]

Pronunciation in UK: /ˈtɹeɪsə(ɹ)/, [ˈtʃɹeɪsə(ɹ)]

Meaning of "tracer": an instrument used to make tracings

Noun

Pronunciation in US: /ˈtɹeɪsɚ/, [ˈtʃɹeɪsɚ]

Pronunciation in UK: /ˈtɹeɪsə(ɹ)/, [ˈtʃɹeɪsə(ɹ)]

Meaning of "tracer": (radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes

Noun

Pronunciation in US: /ˈtɹeɪsɚ/, [ˈtʃɹeɪsɚ]

Pronunciation in UK: /ˈtɹeɪsə(ɹ)/, [ˈtʃɹeɪsə(ɹ)]

Meaning of "tracer": ammunition whose flight can be observed by a trail of smoke

Noun

Pronunciation in US: /ˈtɹeɪsɚ/, [ˈtʃɹeɪsɚ]

Pronunciation in UK: /ˈtɹeɪsə(ɹ)/, [ˈtʃɹeɪsə(ɹ)]