noun
Scientific term for an unstable isotope that emits radiation. Used in medicine, industry, and research.
医療分野では、ラジオアイソトープが診断や治療に使われている。
In the medical field, radioisotopes are used for diagnosis and treatment.
The native Japanese term for 'radioisotope'. ラジオアイソトープ is the loanword equivalent, commonly used in technical contexts.
Loanword from English 'radioisotope'.