vat dye
noun
: a water-insoluble generally fast dye used in the form of a vat liquor (see vat entry 1 sense 2)
called also vat color
Cite this Entry
“Vat dye.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vat%20dye. Accessed 7 Nov. 2025.
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