特性X線とくせいえっくすせんとくせいエックスせんMeanings1nouncharacteristic X-rayTechnical term in physics and radiology; refers to X-rays emitted when an atom's inner-shell electron is replaced, producing a spectrum characteristic of the element.特とく性せいX線えっくすせんは元げん素その同どう定ていに利り用ようされる。