orchil definition

  • noun:
    • some of a number of lichens, chiefly for the genera Roccella and Lecanora, that a dye is acquired.
    • The violet dyestuff acquired from some of these organisms.
    • some of a number of lichens, particularly those regarding the genera Roccella and Lecanora.
    • The dye, orcein, obtained from them.
    • See archil.
    • identical to archil.
    • any one of various lecanoras that yield the dye archil
    • a purplish dye obtained from orchil lichens

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