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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So the studies have been looking at heart disease, heart failure, diabetes, type two diabetes, obstructive sleep apnea. Jessica Firger, SELF, 29 Jan. 2026 The drug is currently approved to treat tiredness in people with sleep apnea and narcolepsy. Neal Riley, CBS News, 28 Jan. 2026 Standard treatments for sleep apnea The standard first-line treatment for OSA is a continuous positive airway pressure (CPAP) machine, which uses a mask to deliver pressurized air that keeps the airway open during sleep. Shiv Sudhakar, FOXNews.com, 23 Jan. 2026 Per Mayo Clinic, children with sleep apnea can struggle with behavior and school performance. Cara Lynn Shultz, PEOPLE, 21 Jan. 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 5 Feb. 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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