radiotracer

noun
ra·​dio·​trac·​er | \ ˈrā-dē-ō-ˌtrā-sər How to pronounce radiotracer (audio) \

Definition of radiotracer

: a radioactive tracer

First Known Use of radiotracer

1946, in the meaning defined above

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The first known use of radiotracer was in 1946

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radiotracer

noun
ra·​dio·​trac·​er | \ ˈrād-ē-ō-ˌtrā-sər How to pronounce radiotracer (audio) \

Medical Definition of radiotracer

: a radioactive tracer

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