radioactivities
زبان مبدأ: انگلیسی
ترجمه به فارسی
- واژهنامه · Merriam-Webster Collegiate Dictionary ra·dio·ac·tiv·i·ty n. Pronunciation: -ak- ' ti-və-tē Function: noun Etymology: International Scientific Vocabulary Date: 1899 : the property possessed by some elements (as uranium) or isotopes (as carbon 14) of spontaneously emitting energetic particles (as electrons or alpha particles) by the disintegration of their atomic nuclei also : the rays emitted]]>