Source : Webster's Revised Unabridged Dictionary (1913)

Uroglaucin \U`ro*glau"cin\, n. [1st uro- + L. glaucus bright.]
   (Physiol. Chem.)
   A body identical with indigo blue, occasionally found in the
   urine in degeneration of the kidneys. It is readily formed by
   oxidation or decomposition of indican.