sleep apnea

noun

: apnea that recurs during sleep and is caused especially by obstruction of the airway or a disturbance in the brain's respiratory center

Examples of sleep apnea in a Sentence

Recent Examples on the Web
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Women with sleep apnea often don’t snore loudly, which is one reason so many go undiagnosed. Hanna Wickes, Miami Herald, 4 Aug. 2026 From there, the doctor may order an in-lab sleep study or a home sleep apnea test, which patients pick up, run overnight and return. Hanna Wickes, Kansas City Star, 4 Aug. 2026 Why untreated sleep apnea is a whole-body problem The stakes go well beyond feeling tired. Hanna Wickes, Charlotte Observer, 3 Aug. 2026 See All Example Sentences for sleep apnea

Word History

First Known Use

1975, in the meaning defined above

Time Traveler
The first known use of sleep apnea was in 1975

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Cite this Entry

“Sleep apnea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sleep%20apnea. Accessed 10 Aug. 2026.

Medical Definition

sleep apnea

noun
: brief periods of recurrent cessation of breathing during sleep that is caused especially by obstruction of the airway or a disturbance in the brain's respiratory center and is associated especially with excessive daytime sleepiness

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