Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun orchil

2 senses of orchil

Sense 1
orchil, archil, cudbear -- (a purplish dye obtained from orchil lichens)
       => dye, dyestuff -- (a usually soluble substance for staining or coloring e.g. fabrics or hair)

Sense 2
archil, orchil -- (any of various lecanoras that yield the dye archil)
       => lecanora -- (any lichen of the genus Lecanora; some used in dyeing; some used for food)