radioactive
adj.
1898, from French radio-actif, coined by Pierre and Marie Curie from radio-, comb. form of Latin radius (see radiation) + actif "active" (see active).
| 词汇 | radioactive |
| 词根词缀 | Online Etymology Dictionary radioactive adj. 1898, from French radio-actif, coined by Pierre and Marie Curie from radio-, comb. form of Latin radius (see radiation) + actif "active" (see active). |
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