as in elevation
an area of high ground
the air is thinner at higher altitudes
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Recent Examples of altitudes
The tests were conducted at low temperatures similar to those experienced by aircraft flying at high altitudes.
—
Chris Young, Interesting Engineering, 9 Jan. 2026
Winter starts early in India’s higher altitudes, where resources are often scarcer, said Rajni Barasia, a past president of the Rotary Club Bombay Bayview.
—Jasmin Malik Chua, Sourcing Journal, 7 Jan. 2026
The Re-Entry Campaigns and DRACO will help improve predictions and shed light on how to reduce the amount of space debris by designing satellites and rocket stages that disintegrate as completely as possible at high altitudes.
—Kiona N. Smith, Space.com, 4 Jan. 2026
Surely, after 10 years of flying across the Atlantic monthly for my career, my body has acclimated to spending hours at high altitudes—right?
—Katie Jackson, Travel + Leisure, 4 Jan. 2026
Rare cresses soften my altitudes.
—Joe Dunthorne, The New York Review of Books, 25 Dec. 2025
Companies have started using drones to ferry loads in high altitudes.
—Cecilia Vega, CBS News, 22 Dec. 2025
Using drones to measure levels of pollution at different altitudes, Javier González-Rocha found a concerning pattern.
—Alonso Daboub, Mercury News, 22 Dec. 2025
This tale sets the scene for the fifth stage of the Mustang Trail Race–an annual eight-stage event totaling 105 miles with roughly 29,000 feet of elevation gain at high altitudes regularly eclipsing 13,000 feet.
—Joe Baur, Outside, 31 Oct. 2025
Recent Examples of Synonyms for altitudes
Noun
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In the high country, 5-10 inches is expected for Vail Pass and near the Eisenhower Tunnel, with 4–8 inches at lower elevations.—
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Rock is eroded from the higher-elevation land into the basin, which also fills with the organic remains of plants and animals.—
Noun
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Nestled in the green hills of the Pacific Palisades and just miles from the Pacific Ocean, community members gathered for an afternoon service and concert to grieve, heal and remember — remember homes lost, remember their lives before displacement and remember to find hope in recovery.—
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At the bottom of the hill, Phillips' husband was frantically searching for someone who could help him.—
Noun
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The police had overestimated Ramírez’s height by an inch or two but most of the other details were correct.—
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But that project was further complicated by last week’s decision by the state Supreme Court restoring the area’s 30-foot building height limit — despite a 2022 ballot measure to lift it.—
Noun
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Estimates show bookings dropped by roughly 50% compared to the same time last year as out-of-town visitors canceled trips when the mountain closed.—
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Hot springs, waterfalls, and gorgeous vista points dot the surrounding mountains, perfect for hours of exploration on foot or by bike.—
Cite this Entry
“Altitudes.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/altitudes. Accessed 20 Jan. 2026.
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