emodin(redirected from Archin)
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An orange crystalline compound, C15H10O5, that is obtained from rhubarb and other plants and has cathartic, anti-inflammatory, and anticancer properties.
[New Latin (Rheum) ēmōdī, a species of rhubarb : genitive of ēmōdus (from Greek Ēmōdos, the Himalayas) + -in.]
(Elements & Compounds) chem a chemical compound obtained from, primarily, rhubarb root