hypersomnia(redirected from Excessive sleeping)
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(Medicine) an extreme or excessive level of sleepiness
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||hypersomnia - an inability to stay awake|
catalepsy - a trancelike state with loss of voluntary motion and failure to react to stimuli
sleep disorder - a disturbance of the normal sleep pattern
narcolepsy - a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep; "he believes that narcolepsy is attributable to an inability to suppress REM sleep during waking"
insomnia - an inability to sleep; chronic sleeplessness
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