钚 bù plutonium Definitions Defs Origin Strokes Stroke Words Sentences Sents Phonosemantic compound. 钅 represents the meaning and 不 represents the sound. Simplified form of 鈈. Components 钅 钅 Meaning component jīn metal 钅 is a component form of 金. 不 不 Sound component bù, bu no Sources Readings & variants Unicode 鈈 plutonium Traditional No origin information available for this character yet. Sources Readings & variants Unicode