What is "polydipsia"

Polydipsia \Pol`y*dip"si*a\, n. [NL., fr. Gr. poly`s much + ? thirst.] (Med.) Excessive and constant thirst occasioned by disease.

"excessive thirst," 1650s, from Greek polydipsios "very thirsty," from poly- (see poly-) + dipsa "thirst" + -ia "condition of."

n. (context medicine English) excessive and constant thirst occasioned by disease.

n. excessive thirst (as in cases of diabetes or kidney dysfunction)

Polydipsia is excessive thirst or excess drinking. The word derives from the Greek πολυδιψία, which is derived from πολύς (polys, "much, many") + δίψα (dipsa, "thirst"). Polydipsia is a nonspecific symptom in various medical disorders. It also occurs as an abnormal behaviour in some non-human animals.