as in elevation
an area of high ground
the air is thinner at higher altitudes
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Recent Examples of altitudes
Civil and military pilots who commanded X-15 aircraft to altitudes above 81 kilometers (50 miles) during a test campaign in the 1960s, for example, were given astronaut wings.
—
Jackie Wattles, CNN Money, 13 Apr. 2025
That’s why various organizations around the world use different altitudes to mark that invisible threshold for recordkeeping purposes.
—Jackie Wattles, CNN Money, 13 Apr. 2025
Atmospheric drag grows more prominent at lower orbital altitudes, and that’s a key consideration when designing a vehicle.
—Jackie Wattles, CNN Money, 13 Apr. 2025
Despite the difficulties of construction at high altitudes, the structure was built well ahead of schedule, and cost around $283 million.
—Thomas G. Moukawsher, MSNBC Newsweek, 13 Apr. 2025
At such high altitudes, the lower atmospheric density results in less atmospheric drag, meaning space debris can stay in orbit for many decades.
—Chris Young, Interesting Engineering, 8 Apr. 2025
Those living at high altitudes may have weaker hearing due to lower air pressure, less sound in the environment, or body changes from living with less oxygen.
—Rupendra Brahambhatt, Interesting Engineering, 5 Apr. 2025
This powerful engine configuration allows the aircraft to reach altitudes above 65,000 feet while maintaining impressive speed and agility.
—Kapil Kajal, Interesting Engineering, 21 Feb. 2025
Pilots operating in uncontrolled fields also must still comply with all FAA regulations, including maintaining visibility and safe altitudes.
—Eric Lagatta, USA TODAY, 20 Feb. 2025
Jackie Wattles, CNN Money, 13 Apr. 2025
That’s why various organizations around the world use different altitudes to mark that invisible threshold for recordkeeping purposes.
—Jackie Wattles, CNN Money, 13 Apr. 2025
Atmospheric drag grows more prominent at lower orbital altitudes, and that’s a key consideration when designing a vehicle.
—Jackie Wattles, CNN Money, 13 Apr. 2025
Despite the difficulties of construction at high altitudes, the structure was built well ahead of schedule, and cost around $283 million.
—Thomas G. Moukawsher, MSNBC Newsweek, 13 Apr. 2025
At such high altitudes, the lower atmospheric density results in less atmospheric drag, meaning space debris can stay in orbit for many decades.
—Chris Young, Interesting Engineering, 8 Apr. 2025
Those living at high altitudes may have weaker hearing due to lower air pressure, less sound in the environment, or body changes from living with less oxygen.
—Rupendra Brahambhatt, Interesting Engineering, 5 Apr. 2025
This powerful engine configuration allows the aircraft to reach altitudes above 65,000 feet while maintaining impressive speed and agility.
—Kapil Kajal, Interesting Engineering, 21 Feb. 2025
Pilots operating in uncontrolled fields also must still comply with all FAA regulations, including maintaining visibility and safe altitudes.
—Eric Lagatta, USA TODAY, 20 Feb. 2025
Recent Examples of Synonyms for altitudes
Noun
-
Tours can happen almost any time of the year outside of the depth of winter, though many operators tend to skip the peak heat of July and August unless the route is at higher, cooler mountain elevations.—
Sal Vaglica,
USA Today,
28 July 2025
-
Recessed balconies are awkward accents on the east and west elevations.—
Edward Keegan,
Chicago Tribune,
27 July 2025
Noun
-
Two groups of people assembled Friday morning on a dirt hill overlooking a freeway.—
Blake Nelson,
San Diego Union-Tribune,
3 Aug. 2025
-
Elsewhere, mountainsides are terraced like gigantic stairs by the harvesting of stone, a ceiling vent sits above a bulldozer at the top of an industrial hill like a halo, and a machine 3-D-prints out shapes with cement as though creating decorations with gray icing for an immense cake.—
Alison Willmore,
Vulture,
1 Aug. 2025
Noun
-
Residents can check wave height predictions by viewing the NWS Great Lakes Portal, which updates wave heights, wind gusts and air temperature forecasts.—
Sarah Moore,
Freep.com,
31 July 2025
-
Instead, tsunami warning centers forecast tsunamis based on the size and location of an earthquake that precedes it, as well as forecast models to estimate wave height, location, and arrival times once a tsunami is already detected.—
Miranda Jeyaretnam,
Time,
30 July 2025
Noun
-
Held from June 26 to June 29, hikers travel about 1,500 feet up the mountain, enough times to mimic the height of Mount Everest, which is located between China and Nepal.—
Nicholas Rice,
People.com,
27 July 2025
-
New York — President Donald Trump has promised to unleash an economic boom that will turbocharge growth, fatten paychecks and chip away at America’s mountain of debt.—
Matt Egan,
CNN Money,
25 July 2025
Cite this Entry
“Altitudes.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/altitudes. Accessed 6 Aug. 2025.
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