01 a. Dyed with grain, or kermes.
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1.
Dyed with grain, or kermes.[Obs.]
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2.
Dyed before manufacture, -- said of the material of a textile fabric; hence, in general, thoroughly inwrought; forming an essential part of the substance.
Phrases & compounds
Ingrain carpet —
a double or two-ply carpet.
Triple ingrain carpet —
a three-ply carpet.