insomnia
[ in-som-nee-uh ]
/ ɪnˈsɒm ni ə /
noun
inability to obtain sufficient sleep, especially when chronic; difficulty in falling or staying asleep; sleeplessness.
Words nearby insomnia
insoluble, insolvable, insolvency, insolvency provision, insolvent, insomnia, insomniac, insomnolence, insomuch, insomuch as, insorption
Origin of insomnia
OTHER WORDS FROM insomnia
in·som·ni·ous, adjectiveDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for insomnia
British Dictionary definitions for insomnia
insomnia
/ (ɪnˈsɒmnɪə) /
noun
chronic inability to fall asleep or to enjoy uninterrupted sleepRelated adjective: agrypnotic
Derived forms of insomnia
insomnious, adjectiveWord Origin for insomnia
C18: from Latin, from insomnis sleepless, from somnus sleep
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
Medical definitions for insomnia
insomnia
[ ĭn-sŏm′nē-ə ]
n.
Chronic inability to fall asleep or remain asleep for an adequate length of time.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for insomnia
insomnia
[ ĭn-sŏm′nē-ə ]
Chronic inability to fall asleep or remain asleep for an adequate length of time.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for insomnia
insomnia
[ (in-som-nee-uh) ]
A persistent and prolonged inability to sleep.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.