RADIOISOTOPE


Meaning of RADIOISOTOPE in English

An unstable isotope of an element that decays or disintegrates spontaneously, emitting radiation. Approximately 5,000 natural and artificial radioisotopes have been identified.

NRC Nuclear Energy English Glossary.      Английский глоссарий ядерной энергии NRC (Национальный научно исследовательский совет).