MeSH definition : Elements which exhibit atomic emission due to natural or artificial nuclear transformation.
These elements spontaneously undergo radioactive decay.; Unstable elements with atomic numbers greater than 83 that exist in nature solely
as radioisotopes.;
MeSH synonym : radioactive elements;
Wikipedia automatic translation : Radioactive decay;
MeSH annotation : GEN; prefer specifics; these are naturally radioactive; general or unspecified; prefer specifics;
Wikipedia link : https://en.wikipedia.org/wiki/Radioactive decay;
Elements which exhibit atomic emission due to natural or artificial nuclear transformation.
These elements spontaneously undergo radioactive decay. Unstable elements with atomic numbers greater than 83 that exist in nature solely
as radioisotopes.