请输入您要查询的英文单词:

 

单词 naphthyl
释义

Definition of naphthyl in English:

naphthyl

(also naphtyl)
noun ˈnapθʌɪlˈnafθʌɪlˈnafθ(ɪ)l
Chemistry
  • Either of two isomeric monovalent radicals, C₁₀H₇—, derived from naphthalene. Usually attributive or as a formative in chemical names.

Origin

Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From naphth- + -yl. With form naphtyl perhaps compare French naphtyl-, combining form, naphtyle, noun.

Definition of naphthyl in US English:

naphthyl

(also naphtyl)
noun
Chemistry
  • Either of two isomeric monovalent radicals, C₁₀H₇—, derived from naphthalene. Usually attributive or as a formative in chemical names.

Origin

Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From naphth- + -yl. With form naphtyl perhaps compare French naphtyl-, combining form, naphtyle, noun.

随便看

 

英汉双解词典包含464360条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/1/30 21:46:26