Akademik

polydipsia
Excessive thirst that is relatively prolonged. [poly- + G. dipsa, thirst]
- hysterical p. SYN: psychogenic p..
- psychogenic p. excessive fluid consumption resulting from a disorder of the personality, without demonstrable organic lesion. SYN: hysterical p..
- psychogenic nocturnal p. (PNP) psychogenic nocturnal p. syndrome.

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poly·dip·sia .päl-i-'dip-sē-ə n excessive or abnormal thirst
poly·dip·sic -sik adj

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n.
abnormally intense thirst, leading to the drinking of large quantities of fluid. This is a symptom typical of diabetes mellitus and diabetes insipidus.

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poly·dip·sia (pol″e-dipґse-ə) [poly- + dipsia] chronic excessive thirst and intake of fluid; it may have an organic cause, such as the dehydration of diabetes mellitus, diabetes insipidus, or a reaction to medication, or be of psychological origin. Cf. hyperdipsia.

Medical dictionary. 2011.