'Rhein' definitions:

Definition of 'Rhein'

noun

A major European river carrying more traffic than any other river in the world; flows into the North Sea [syn: Rhine, Rhine River, Rhein]

Definition of 'Rhein'

From: GCIDE

Rhein \Rhe"in\, n. (Chem.) Chrysophanic acid. [1913 Webster]

Definition of 'rhein'

From: GCIDE

Chrysophanic \Chrys`o*phan"ic\, a. Pertaining to, or derived from, or resembling, chrysophane. [1913 Webster]
Chrysophanic acid (Chem.), a yellow crystalline substance extracted from rhubarb, yellow dock, sienna, chrysarobin, etc., and shown to be a derivative of an anthracene. It is used in the treatment of skin diseases; -- called also rhein, rheic acid, rhubarbarin, etc. [1913 Webster]

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