orcinol[ôr′sə nôl′, -nōl′]
a colorless, crystalline compound, CH·CH(OH), that becomes red in air, obtained from aloes, lichens, etc. and used as a medicine, in dyes, etc.
Origin of orcinol; from Italian orcello, archil + -in + -ol
(countable and uncountable, plural orcinols)
- corn oil
- in color