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
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
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012