Pincoffin

Definitions

  • Webster's Revised Unabridged Dictionary
    • n Pincoffin A commercial preparation of garancin, yielding fine violet tints.
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Century Dictionary and Cyclopedia
    • n pincoffin A prepared form of madder, used by dyers. It is made from garancin by acting on it with superheated steam, so that the purpurin is destroyed, while the alizarin remains unaltered.
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Etymology

Webster's Revised Unabridged Dictionary
From Pincoff, an English manufacturer