radioactive tracer
Definitions
Electronics
- A radioisotope which substitutes a nonradioactive isotope of the same element, enabling detection and monitoring which would otherwise be more difficult or impracticable. Used, for instance, in medical diagnostic techniques such as positron emission tomography. Also called radiotracer, or tracer.
- synonymradiotracer
Sports
- noun a mildly radioactive liquid that is injected into an injury site during scintigraphy
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