crocein

American  

[kroh-see-in] / ˈkroʊ si ɪn /

Also croceine

noun

Chemistry.

1. any of several acid azo dyes producing orange or scarlet colors.

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crocein British  

/ ˈkrəʊsɪɪn /

noun

1. any one of a group of red or orange acid azo dyes

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Etymology

Origin of crocein

< Latin croce ( us ) saffron-colored ( crocus, -eous ) + -in ²

Example Sentences

Two years later a new sulpho-acid of beta-naphthol was discovered by Bayer & Co. of Elberfeld, and this gave rise, when combined with diazotised acid yellow and analogous compounds, to another series of brilliant dyes introduced as “Crocein scarlets.”

From Project Gutenberg

Biebriech scarlet, brilliant crocein, etc.

From Project Gutenberg

Note, for example, on wool: Crocein orange, aurantia, orange crystal, tartrazin, milling yellow, palatine orange; on silk, acid yellow D, brilliant yellow, azo acid yellow, metanil yellow, curcumin S, etc.

From Project Gutenberg