Learn how to say Orchil correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word orchil:
1 [mass noun] a red or violet dye obtained from certain lichens, used as a source of litmus, orcinol, and other pigments.
2a lichen with flattened fronds from which orchil is produced.
Roccella (order Graphidiales) and other genera: several species, including the Mediterranean R. tinctoria, used for dyeing, and the Madagascan R. montagnei, used for litmus
late 15th century: from Old French orcheil, related to Spanish urchilla; of uncertain origin