ORCHIL
archil, orchil
(noun) any of various lecanoras that yield the dye archil
orchil, archil, cudbear
(noun) a purplish dye obtained from orchil lichens
Source: WordNet® 3.1
Etymology
Noun
orchil (countable and uncountable, plural orchils)
Any of several lichens, especially those of the genera Roccella and Lecanora.
The dye, orcein, extracted from them.
Synonyms
• (lichen): Roccella_tinctoria, Roccella_tinctoria
• (dye): lacmus, orcein
Source: Wiktionary
Or"chil, n.
Definition: See Archil.
Source: Webster’s Unabridged Dictionary 1913 Edition