orchil

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Английский Язык - Английский Язык
The dye, orcein, extracted from them
Any of several lichens, especially those of the genera Roccella and Lecanora
any of various lecanoras that yield the dye archil
a purplish dye obtained from orchil lichens
{i} violet color yielded from certain types of lichens; type of lichen from which a purple dye is extracted