noun Medicine/Medical.

excessive thirst.

Origin of polydipsia

1650–60; < New Latin < Greek polydíps(ios) very thirsty (poly- poly- + díps(a) thirst + -ios adj. suffix) + -ia -ia
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British Dictionary definitions for polydipsia



pathol excessive thirst
Derived Formspolydipsic, adjective

Word Origin for polydipsia

C18: New Latin, from poly- + -dipsia, from Greek dipsa thirst
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for polydipsia

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

Online Etymology Dictionary, © 2010 Douglas Harper

polydipsia in Medicine




Excessive or abnormal thirst.
Related formspol′y•dipsic adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.