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单词 roccelline
释义

Definition of roccelline in English:

roccelline

(also roccellin)
noun rɒkˈsɛliːn
Chemistry
  • A red azo dye used for wool and silk, made by coupling sulphonated azonaphthalene and β-naphthol. Now chiefly historical.

Origin

Mid 19th century (in an earlier sense). From scientific Latin Roccella + -ine.

 
 

Definition of roccelline in US English:

roccelline

(also roccellin)
nounrɒkˈsɛliːn
Chemistry
  • A red azo dye used for wool and silk, made by coupling sulphonated azonaphthalene and β-naphthol. Now chiefly historical.

Origin

Mid 19th century (in an earlier sense). From scientific Latin Roccella + -ine.

 
 
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更新时间:2025/2/26 0:56:31