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Origin of orchil
Words nearby orchil
Example sentences from the Web for orchil
Roccella, rok-sel′a, n. a genus of parmeliaceous lichens, yielding dyers' archil or orchil.
Litmus is also obtained from the same lichens as yield orchil.The Chemistry of Hat Manufacturing|Watson Smith
Cochineal is turned by the potassa to a violet-red, orchil to a violet-blue, and alkanet to a decided blue.
The acid turns logwood violet to a fine red, and equally reddens orchil violet.
Much orchil was formerly gathered, and there is good pasturage for the numerous herds of cattle.