電でん子し捕ほ獲かくでんしほかくMeanings1nounelectron captureTechnical term in nuclear physics referring to a type of radioactive decay where an atomic nucleus absorbs an inner orbital electron.電でん子し捕ほ獲かくは、陽よう子しが電でん子しを捕つかまえて中ちゅう性せい子しに