vat dye

nounChemistry.

any of the class of insoluble dyes impregnated into textile fibers by reduction into soluble leuco bases that regenerate the insoluble dye on oxidation.

Origin of vat dye

First recorded in 1900–05

Words Nearby vat dye

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use vat dye in a sentence

Indigo, a typical vat dye, is prepared both artificially and from natural sources.
The New Gresham Encyclopedia | Various

British Dictionary definitions for vat dye

vat dye

noun

a dye, such as indigo, that is applied by first reducing it to its leuco base, which is soluble in alkali, and then regenerating the insoluble dye by oxidation in the fibres of the material

Derived forms of vat dye

vat-dyed, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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