hydroxyl

名词 hydroxyl:

1. the monovalent group -OH in such compounds as bases and some acids and alcohols
   同义词：hydroxyl group, hydroxyl radical

hy.drox.yl

n.（名词）
The univalent radical or group OH, a characteristic component of bases, certain acids, phenols, alcohols, carboxylic and sulfonic acids, and amphoteric compounds.
羟基：单价原子团或羟团，是碱、一些酸、酚、醇、羧酸和硫酸及两性化合物的主要成分

来源：
hydr(o)-
hydr(o)-
ox(ygen)
ox(ygen)
-yl
-yl

【引伸】
hy.droxyl.ic