Definitions

from The Century Dictionary.

  • noun Lack or deprivation of sleep; inability to sleep; morbid wakefulness, technically called insomnia.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The property of being sleepless.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a temporary state in which you are unable (or unwilling) to sleep

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

sleepless +‎ -ness

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Examples

  • Yes, even if u dont get any sleep, that sleeplessness is enough to remind u of ur state of mind and that something needs to be settled.

    Dating 101: The Best Relationship Advice I Ever Got- By Sara Anderson for Redbook 2009

  • Not only does it make you look tired and unhealthy, but long-term sleeplessness can damage your health.

    Make time for beauty sleep this holiday season 2010

  • It is, however, worth noticing how prevalent sleeplessness is among a class of women who have never practiced any self-indulgence or allowed any relief to their desires.

    Married Love: or, Love in Marriage 1918

  • She says that as a parent you don't have time to be miserable: It can be hard – the sleeplessness is the worst part – but you are too busy to get depressed.

    Having children helped my depression 2011

  • If the sleeplessness is a result of indigestion a plain diet will relieve.

    Herself Talks with Women Concerning Themselves

  • For a little while Donald lay awake under the eaves in his loft room, but his sleeplessness was the result neither of worry or nervous tension.

    'Smiles' A Rose of the Cumberlands Eliot H. Robinson

  • According to scientists, the key to sleeplessness is to force bad sleepers to spend less time in bed.

    dailyindia.com News Feed 2009

  • We can help them talk through the feelings that they have, what they may be experiencing such as sleeplessness, a high level of anxiety, being very jumpy, reliving the experience by having images of what happened.

    CNN Transcript Sep 13, 2001 2001

  • But if more general symptoms appear, such as sleeplessness and heat in the head, cooling of the head is required.

    Papers on Health John Kirk

  • The fight against insomnia which we discussed referred only to that sleeplessness which is itself an expression of the disease.

    Psychotherapy Hugo M��nsterberg 1889

Comments

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  • Strange how Weirdnet defines this in the second person.

    December 2, 2007

  • Does it? Are you sure WeirdNET isn't speaking only to you?

    December 2, 2007

  • This is a fabulous word. 5 s's, 4 e's, 13 letters, 5 distinct, and three syllables.

    October 28, 2008

  • In the same league: stresslessness and sleevelessness.

    October 28, 2008