poly·​dip·​sia | \ ˌpä-lē-ˈdip-sē-ə How to pronounce polydipsia (audio) \

Definition of polydipsia

: excessive or abnormal thirst

Other Words from polydipsia

polydipsic \ ˌpä-​lē-​ˈdip-​sik How to pronounce polydipsia (audio) \ adjective

Examples of polydipsia in a Sentence

Recent Examples on the Web At Patton, Nunez was treated for schizophrenia and developed psychogenic polydipsia, which drives a pervasive addiction to water. San Diego Union-Tribune, 23 Sep. 2019 Psychogenic polydipsia is a chronic disorder in which certain psychiatric patients compulsively consume large quantities of water. San Diego Union-Tribune, 30 June 2019 Though dying from drinking too much fluid might sound like a freak accident, polydipsia is not uncommon in psychiatric hospitals like Springfield. Emily Woodruff, baltimoresun.com, 9 June 2017 Among patients with schizophrenia, those with severe polydipsia have a 75 percent chance of dying before patients without the compulsion to drink water, according to another study published in 2009 in Schizophrenia Research. Emily Woodruff, baltimoresun.com, 9 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'polydipsia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of polydipsia

1661, in the meaning defined above

History and Etymology for polydipsia

New Latin, from poly- + Greek dipsa thirst

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The first known use of polydipsia was in 1661

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Cite this Entry

“Polydipsia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polydipsia. Accessed 30 Jun. 2022.

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More Definitions for polydipsia


poly·​dip·​sia | \ ˌpäl-i-ˈdip-sē-ə How to pronounce polydipsia (audio) \

Medical Definition of polydipsia

: excessive or abnormal thirst

Other Words from polydipsia

polydipsic \ -​sik How to pronounce polydipsia (audio) \ adjective

More from Merriam-Webster on polydipsia

Britannica.com: Encyclopedia article about polydipsia


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