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Synonyms

airless

American  
[air-lis] / ˈɛər lɪs /

adjective

  1. lacking air.

  2. that is without fresh air; stuffy.

    a dark, airless hallway.

  3. that is without a breeze; still.

    an airless July day.


airless British  
/ ˈɛəlɪs /

adjective

  1. lacking fresh air; stuffy or sultry

  2. devoid of air

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • airlessness noun

Etymology

Origin of airless

First recorded in 1595–1605; air 1 + -less

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.

Vulture's critic Roxana Hadadi said "so much of this early phase of Euphoria's return feels completely airless".

From BBC • Apr. 13, 2026

In this method, astronomers observe the star at times when both TRAPPIST-1e and TRAPPIST-1b, the system's innermost and airless planet, cross in front of the star at the same time.

From Science Daily • Dec. 12, 2025

It’s a cold, dusty, desert world, nearly airless.

From Slate • Dec. 9, 2025

He is confined to a small, airless room with six other Israelis, all men considerably younger than Mr. Sharabi, who was 51 at the time of his kidnapping.

From The Wall Street Journal • Oct. 6, 2025

In the summer’s stifling heat, the room seemed airless and threatening.

From "Touching Spirit Bear" by Ben Mikaelsen