\Ur*rho"din\, n. [1st uro- + Gr. ? a rose.] (Physiol.
Chem.)
Indigo red, a product of the decomposition, or oxidation, of
indican. It is sometimes found in the sediment of
pathological urines. It is soluble in ether or alcohol,
giving the solution a beautiful red color. Also called
{indigrubin}.