人じん工こう放ほう射しゃ性せい元げん素そじんこうほうしゃせいげんそじ字FuriganaMeanings1nounartificial radioelementphysics›Technical term in physics for a radioactive element produced artificially, as opposed to naturally occurring ones.人じん工こう放ほう射しゃ性せい元げん素そは、原げん子し炉