Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun One who suffers from insomnia.
  • adjective Having or causing insomnia.

from The Century Dictionary.

  • noun One who suffers from insomnia.

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

  • noun One who suffers an inability or difficulty sleeping; a sufferer from insomnia.
  • adjective Suffering from or pertaining to insomnia.

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

  • adjective experiencing or accompanied by sleeplessness
  • noun someone who cannot sleep

Etymologies

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Examples

  • And that's what we call insomniac math — three plus three equals eight.

    Late Night with Richie 2008

  • Several weeks on the insomniac is unsteady on his feet, wracked by fevers, and drifting in an out of delirium as the body's vital organs begin to fail.

    40 entries from September 2007 2007

  • Several weeks on the insomniac is unsteady on his feet, wracked by fevers, and drifting in an out of delirium as the body's vital organs begin to fail.

    The Family That Couldn't Sleep - Portobello Books 2007

  • Several weeks on the insomniac is unsteady on his feet, wracked by fevers, and drifting in an out of delirium as the body's vital organs begin to fail.

    The Family That Couldn't Sleep - Portobello Books 2007

  • Old guys spend more time sitting up late after the family's asleep, and in these hours your old guy will plan and replan his upcoming expedition, put new laces on his wading shoes, tie flies, dress in all his Arctic gear in order to see what it's like to move around in, call another insomniac old guy and check out up-to-the-minute river conditions, and so on.

    The Daily Dish | By Andrew Sullivan 2009

  • Old guys spend more time sitting up late after the family's asleep, and in these hours your old guy will plan and replan his upcoming expedition, put new laces on his wading shoes, tie flies, dress in all his Arctic gear in order to see what it's like to move around in, call another insomniac old guy and check out up-to-the-minute river conditions, and so on.

    The Daily Dish | By Andrew Sullivan 2009

  • Old guys spend more time sitting up late after the family's asleep, and in these hours your old guy will plan and replan his upcoming expedition, put new laces on his wading shoes, tie flies, dress in all his Arctic gear in order to see what it's like to move around in, call another insomniac old guy and check out up-to-the-minute river conditions, and so on.

    The Daily Dish | By Andrew Sullivan 2009

  • Old guys spend more time sitting up late after the family's asleep, and in these hours your old guy will plan and replan his upcoming expedition, put new laces on his wading shoes, tie flies, dress in all his Arctic gear in order to see what it's like to move around in, call another insomniac old guy and check out up-to-the-minute river conditions, and so on.

    The Daily Dish | By Andrew Sullivan 2009

  • Science, the study describes how a genetic variation found in people who seem to need only about six hours 'sleep-compared to the often recommended 7½ to eight hours-was put into mice to create a colony of "insomniac" rodents.

    Impact Lab 2009

  • ** sigh** If you looked up the word "insomniac" in the dictionary, my picture would be there.

    qdiosa Diary Entry qdiosa 2002

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