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somnolence

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som⋅no⋅lent

[som-nuh-luhnt]
–adjective
1. sleepy; drowsy.
2. tending to cause sleep.

Origin:
1425–75; late ME sompnolent < OF < L somnolentus, deriv. of somnus sleep; see -ulent


som⋅no⋅lence, som⋅no⋅len⋅cy, noun
som⋅no⋅lent⋅ly, adverb


1. slumberous. 2. somniferous, soporific.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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som·no·lence   (sŏm'nə-ləns)   
n.  A state of drowsiness; sleepiness.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

somnolence 
c.1386, from O.Fr. sompnolence, from L. somnolentia "sleepiness," from somnolentus, from somnus "sleep," from PIE *swep-no, from base *swep- "sleep" (cf. Skt. svapnah, Avestan kvafna-, Gk. hypnos, Lith. sapnas, O.C.S. sunu, O.Ir. suan, Welsh hun "sleep," L. sopor "a deep sleep," O.E. swefn, O.N. svefn "a dream").
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: som·no·lence
Pronunciation: 'säm-n&-l&n(t)s
Function: noun
: the quality or state of being drowsy

Main Entry: som·no·lent
Pronunciation: -l&nt
Function: adjective
: inclined to or heavy with sleep : DROWSY
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

somnolence som·no·lence (sŏm'nə-ləns)
n.

  1. A state of drowsiness; sleepiness.

  2. A condition of semiconsciousness approaching coma.

somnolent som·no·lent (sŏm'nə-lənt)
adj.

  1. Drowsy; sleepy.

  2. Inducing or tending to induce sleep; soporific.

  3. In a condition of incomplete sleep; semicomatose.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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