ORCINOL Meaning of ORCINOL in English [ 'ɔ:sɪnɒl ]■ noun Chemistry a crystalline compound extracted from orchil, used to make dyes.OriginC19: from mod. L. orcina , from Ital. orcello 'orchil'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004