dipso-, -dipsia, -dipsy, -dipsias +

(Greek: thirst, thirsty [toward "drink"])

1. A false thirst or a thirst that is not satisfied by drinking water.
2. A thirst associated with a dry mouth but not with a bodily need for water.
psychogenic nocturnal polydipsia syndrome
Emotionally induced excessive water drinking at night.
psychogenic polydipsia
Excessive fluid consumption resulting from a disorder of the personality, without any demonstrable organic lesion (pathological or traumatic discontinuity of tissue or loss of the function of a body part).

Related "drink" units: bib-; haust-; nectar-; poto-.