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nocturia

American  
[nok-toor-ee-uh, -tyoor-] / nɒkˈtʊər i ə, -ˈtyʊər- /
Also nycturia

noun

  1. a condition in which one often wakes up during the night to urinate.


nocturia British  
/ nɒktˈjʊərɪə /

noun

  1. abnormally excessive urination during the night

"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

Etymology

Origin of nocturia

noct- + -uria