altitude sickness


Definition of altitude sickness

: the effects (such as headache, nausea, or swelling of the brain) of oxygen deficiency in the blood and tissues developed at high altitudes having reduced atmospheric pressure — see mountain sickness

Examples of altitude sickness in a Sentence

Recent Examples on the Web People can die from altitude sickness, falls and the cold. Lilit Marcus, CNN, 29 May 2022 The shoot, naturally enough, has been physically challenging, with cast and crew suffering extreme cold, volatile weather and, in some cases, altitude sickness, as Bayona sought to recreate reality. Emilio Mayorga, Variety, 29 Apr. 2022 No one gets food poisoning or giardia or blisters or altitude sickness. Brendan Leonard, Outside Online, 1 May 2021 According to multiple reports, Kostrikin collapsed and died of altitude sickness on Saturday evening at Camp I, which is located at 17,585 feet. Frederick Dreier, Outside Online, 9 May 2022 Lance had been climbing up Denali’s West Buttress with a partner, identified as A.R. in court papers, who had to abandon the climb after developing altitude sickness at around 19,000 feet above sea level. Brian Maffly, The Salt Lake Tribune, 4 Apr. 2022 Mensah, who typically suffers from altitude sickness more than his teammates, stepped up and made both free throws, and the Aztecs won their first game in four tries this season above 4,500 feet. Mark Zeigler, San Diego Union-Tribune, 1 Mar. 2022 In the first week of climbing season on Everest, more than 160 climbers have been evacuated or treated for altitude sickness. The Editors, Outside Online, 8 Apr. 2015 Blisters, chafing, cramps, muscle strains, knee pain, heat illnesses, and altitude sickness are just a handful of the possibilities. Patrick Wilson, Outside Online, 15 June 2020 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'altitude sickness.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of altitude sickness

1901, in the meaning defined above

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Time Traveler for altitude sickness

Time Traveler

The first known use of altitude sickness was in 1901

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Dictionary Entries Near altitude sickness

altitude chamber

altitude sickness

altitude training

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Statistics for altitude sickness

Last Updated

7 Jun 2022

Cite this Entry

“Altitude sickness.” Dictionary, Merriam-Webster, Accessed 30 Jun. 2022.

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More Definitions for altitude sickness

altitude sickness

al·​ti·​tude sickness | \ ˌal-tə-ˌt(y)üd- How to pronounce altitude sickness (audio) \

Medical Definition of altitude sickness

: the effects (as nosebleed, nausea, headache, or cerebral edema) of oxygen deficiency in the blood and tissues developed at high altitudes with reduced atmospheric pressure

More from Merriam-Webster on altitude sickness

Thesaurus: All synonyms and antonyms for altitude sickness Encyclopedia article about altitude sickness


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