请输入您要查询的英文单词:

 

单词 phaeophorbide
释义

Definition of phaeophorbide in English:

phaeophorbide

(also pheophorbide)
noun ˌfiːə(ʊ)ˈfɔːbʌɪd
Biochemistry
  • A greyish-green compound formed by the degradation of chlorophyll or phaeophytin (e.g. by strong acid or by enzymes), having the structure of phaeophytin with the phytyl group replaced by a hydrogen atom; (more fully "phaeophorbide a", "phaeophorbide b") either of two forms of this, derived from chlorophyll a and chlorophyll b respectively.

Origin

Early 20th century; earliest use found in Chemical Abstracts. From German Phäophorbid from ancient Greek ϕαιός grey + ϕορβή pasture, food + German -id.

 
 

Definition of phaeophorbide in US English:

phaeophorbide

(also pheophorbide)
nounˌfiːə(ʊ)ˈfɔːbʌɪd
Biochemistry
  • A greyish-green compound formed by the degradation of chlorophyll or phaeophytin (e.g. by strong acid or by enzymes), having the structure of phaeophytin with the phytyl group replaced by a hydrogen atom; (more fully "phaeophorbide a", "phaeophorbide b") either of two forms of this, derived from chlorophyll a and chlorophyll b respectively.

Origin

Early 20th century; earliest use found in Chemical Abstracts. From German Phäophorbid from ancient Greek ϕαιός grey + ϕορβή pasture, food + German -id.

 
 
随便看

 

英语词典包含464360条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/12/25 10:42:39