阿伏伽德羅 [ㄚ ㄈㄨˊ ㄐㄧㄚ ㄉㄜˊ ㄌㄨㄛˊ; a1 fu2 jia1 de2 luo2] Amedeo Avogadro (1776-1856), Italian scientist, noted for contributions to molecular weight and molarity, the originator of Avogadro's number 阿伏伽德羅數 ◄ ►