'Polyuria' definitions:

Definition of 'polyuria'

(from WordNet)
noun
Renal disorder characterized by the production of large volumes of pale dilute urine; often associated with diabetes

Definition of 'Polyuria'

From: GCIDE
  • Polyuria \Pol`y*u"ri*a\, n. [NL. See Poly-, and Urine.] (Med.) A persistently excessive flow of watery urine, with low specific gravity and without the presence of either protein or sugar. It is generally accompanied with more or less thirst. [1913 Webster]