Polydipsia

Definition: Chronic excessive intake of water; it may be from an organic cause, such as the dehydration of diabetes mellitus, diabetes insipidus, or a reaction to medication, or from a psychological cause. When untreated it can lead to water intoxication.

Synonyms (terms occurring on more labels are shown first): polydipsia, polydypsia

More information: PubMed search and possibly Wikipedia