indigoid vat dye
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vat dye — noun a water insoluble dye that is applied by reducing the dye to an alkaline form, applying the dye, then regenerating the insoluble dye by oxidation in the material; used for dyeing cotton • Syn: ↑vat color • Hypernyms: ↑dye, ↑dyestuff * * *… … Useful english dictionary
indigoid dye — noun or indigoid vat dye also indigoid ( s) : any of a class of vat dyes characterized by the same chromophore as indigo (sense 1b) compare thioindigoid dye … Useful english dictionary
vat color — noun a water insoluble dye that is applied by reducing the dye to an alkaline form, applying the dye, then regenerating the insoluble dye by oxidation in the material; used for dyeing cotton • Syn: ↑vat dye • Hypernyms: ↑dye, ↑dyestuff * * * noun … Useful english dictionary
thioindigoid dye — noun also thioindigoid : any of a class of vat dyes characterized by the same chromophore as indigo (sense 1b) but with sulfur instead of an imino group as an auxochrome compare indigoid dye … Useful english dictionary
in|di|goid — «IHN duh goyd», adjective, noun. –adj. 1. of the same quality and color as indigo. 2. of or belonging to a group of vat dyes that produce a color resembling indigo. –n. an indigoid dye … Useful english dictionary
