airless
Americanadjective
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lacking air.
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that is without fresh air; stuffy.
a dark, airless hallway.
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that is without a breeze; still.
an airless July day.
adjective
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lacking fresh air; stuffy or sultry
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devoid of air
Other Word Forms
Etymology
Origin of airless
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
As a result, scientists generally expect these distant objects to be airless.
From Science Daily • May 5, 2026
It’s a cold, dusty, desert world, nearly airless.
From Slate • Dec. 9, 2025
Since extreme temperatures and cosmic rays break down rubber or turn it to a brittle glass, metal alloys and high-performance plastic are chief contenders for airless space tyres.
From BBC • May 12, 2025
We can hear the muscles rippling under Jackie’s skin, and the ominous difference between quiet and airless.
From Los Angeles Times • Mar. 8, 2024
The living room is hot, airless despite the open windows.
From "The Girl on the Train" by Paula Hawkins
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
