from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A temporary suspension of breathing occurring repeatedly during sleep that often affects overweight people or those having an obstruction in the breathing tract, an abnormally small throat opening, or a neurological disorder.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Brief interruptions of breathing during sleep.

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

  • n. apnea that occurs during sleep


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  • Episodes of non-respiration during sleep that last at least 10 seconds and occur 5 times per hour of sleep.

    May 13, 2008