hydroxyl

n. 氢氧根 [医] 羟[基], 氢氧基

发音

US

词形变化

hydroxyls 复数 hydroxyls

释义与例句

n.
  1. 1.

    A univalent radical or functional group (–OH) in organic chemistry; present in alcohols, phenols, carboxylic acids and certain other classes of compounds.

    羟基

    氢氧基

    化学

词汇关系

名词

上位词 2

group radical

词源

Etymology tree Proto-Indo-European *wed- Proto-Indo-European *-r̥ Proto-Indo-European *wódr̥ Proto-Hellenic *údōr Ancient Greek ῡ̆̔́δωρ (hū̆́dōr) Ancient Greek ὑδρο- (hudro-)lbor. French hydro- Proto-Indo-European *ǵenh₁- Proto-Indo-European *-os Proto-Indo-European *ǵénh₁os Proto-Hellenic *génos Ancient Greek γένος (génos) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -γενής (-genḗs)lbor. French -gène French hydrogènebor. English hydrogen Proto-Indo-European *h₂eḱ-der.? Ancient Greek ὀξύς (oxús) ▲ Ancient Greek γένος (génos) French oxygènebor. English oxygen Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. Frenchder. English -yl blend English hydroxyl From a blend of hydrogen + oxygen + -yl.

来源：wiktionary