diazonium /,daiә'zәuniәm/ 📖 中文释义 a. [化]重盐 📘 English Definition(英文释义) n the univalent cation R-N:N- (where R is an aromatic hydrocarbon); found in salts that are used in manufacturing azo dyes ← diazonitrophenol D 字母词表 diazonium coupling →