radionucleido

radionuclide

noun rrah-dyoh-noo-KLEH-ee-doh Rare

Usage Note

Radionucleido (also spelled radionúclido) denotes an atom with an unstable nucleus that undergoes radioactive decay. It is used interchangeably with radioisótopo in medical and physics literature, though strictly radionucleido is the broader term. In nuclear medicine, phrases like radionucleido diagnóstico or radionucleido terapéutico distinguish diagnostic from therapeutic applications.

Examples

"El radionucleido se inyecta antes de la prueba."

Natural Translation

The radionuclide is injected before the test.

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