What is the meaning of Insomnia?

(n.) Want of sleep; inability to sleep; wakefulness; sleeplessness.
Webster's Revised Unabridged Dictionary
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APAWebster's. (2011). insomnia. Retrieved September 21, 2026, from http://smartdefine.org/insomnia/definitions/2022217
ChicagoWebster's. 2011. "insomnia" http://smartdefine.org/insomnia/definitions/2022217 (accessed September 21, 2026).
HarvardWebster's 2011, insomnia, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/insomnia/definitions/2022217>.
MLAWebster's. "insomnia" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/insomnia/definitions/2022217>
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