as in motion sickness
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Recent Examples of altitude sickness
In extreme cases – when the brain swells and lungs fill with fluid – severe altitude sickness can be fatal.
—
Cecilia Vega, CBS News, 22 Dec. 2025
Hiking - Hiking trail levels run the gamut, but can include dangerous terrain, altitude sickness and potentially getting injured in the remote wilderness.
—Kathleen Wong, USA Today, 28 Oct. 2025
The man managed to communicate to his partner that he was lost, but was clearly suffering from altitude sickness.
—Owen Clarke, Outside, 25 Sep. 2025
Fighting altitude sickness, sunburn, rain and hail, Cai and his fireworks team spent more than a week setting up the explosion trails — aided by drones that ran uphill 600-plus times, waterproof firework pots were placed at various points along the 3,000-meter pathway.
—Denni Hu, Footwear News, 21 Sep. 2025
See All Example Sentences for altitude sickness
Cecilia Vega, CBS News, 22 Dec. 2025
Hiking - Hiking trail levels run the gamut, but can include dangerous terrain, altitude sickness and potentially getting injured in the remote wilderness.
—Kathleen Wong, USA Today, 28 Oct. 2025
The man managed to communicate to his partner that he was lost, but was clearly suffering from altitude sickness.
—Owen Clarke, Outside, 25 Sep. 2025
Fighting altitude sickness, sunburn, rain and hail, Cai and his fireworks team spent more than a week setting up the explosion trails — aided by drones that ran uphill 600-plus times, waterproof firework pots were placed at various points along the 3,000-meter pathway.
—Denni Hu, Footwear News, 21 Sep. 2025
See All Example Sentences for altitude sickness
Recent Examples of Synonyms for altitude sickness
Noun
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Some over‑the‑counter products that can pose risks include certain antihistamines, commonly found in allergy and cold remedies, nighttime sleep aids, motion sickness medications, and cough syrups, which can induce sleepiness or slow down cognitive function.—
Amanda Greenwood,
MSNBC Newsweek,
1 Apr. 2026
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Add to it a younger brother’s motion sickness and everyone couldn’t wait to pile out of the car on the other side.—
Rebecca 'Becca' Dyer,
AZCentral.com,
28 Mar. 2026
Noun
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Use this after a night of one too many cocktails, or simply add to your in-flight water to prevent dehydration or mountain sickness.—
Krista Simmons,
Sunset Magazine,
4 July 2024
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These researchers would like to pave the way to therapies for chronic mountain sickness, but first need to better define what living and working at this altitude does to human bodies.—
STAT staff,
STAT,
24 Dec. 2019
Noun
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For some, the trip means dealing with car sickness.—
Brittney Melton,
NPR,
28 Nov. 2025
Noun
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In the 1960s, Thalidomide, a drug marketed for morning sickness, left children around the world with irreversible birth defects; the United States avoided such a fate thanks to the FDA’s oversight.—
Nicholas Florko,
The Atlantic,
16 Mar. 2026
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Rose recommended ginger and cinnamon, for morning sickness, and lemon balm, for postpartum depression.—
Michael Schulman,
New Yorker,
5 Mar. 2026
Cite this Entry
“Altitude sickness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/altitude%20sickness. Accessed 6 Apr. 2026.
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