air-condition
Americanverb (used with object)
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to furnish with an air-conditioning system.
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to treat (air) with such a system.
verb
Other Word Forms
Inflected Forms
Participles
Conjugated Forms
Present
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air-conditionsimple
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air-conditionssimple
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have air-conditionedperfect
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has air-conditionedperfect
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am air-conditioningprogressive
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are air-conditioningprogressive
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is air-conditioningprogressive
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have been air-conditioningperfect progressive
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has been air-conditioningperfect progressive
Past
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air-conditionedsimple
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had air-conditionedperfect
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was air-conditioningprogressive
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were air-conditioningprogressive
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had been air-conditioningperfect progressive
Future
Etymology
Origin of air-condition
First recorded in 1930–35
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.
See Examples For:
As the people with microphones and notebooks pushed and shoved in a hot and muggy hallway--”We don’t air-condition the corridors in this county,” cackled one old observer--it suddenly became apparent.
From Los Angeles Times ● May 13, 2025
The department has discussed plans to eventually air-condition all prisons at a projected cost of more than $1 billion, but still needs the funding.
From New York Times ● Jun. 29, 2023
Swaine’s wish list is very specific: an updated heating and air-condition system and, ultimately, a space to grow and add exhibits.
From Washington Times ● Feb. 1, 2020
Letter is the informal commissioner of the group, made up mostly of government workers who choose not to pay extra to air-condition the gym.
From Washington Post ● Dec. 25, 2019
Ever once in a while, that air-condition motor go phheeewww.
From "The Help" by Kathryn Stockett
To survive the summer heat, Qatar not only air-conditions its soccer stadiums, but also the outdoors — in markets, along sidewalks, even at outdoor malls so people can window shop with a cool breeze.
From Washington Post ● Oct. 16, 2019
In summer she air-conditions the house down to 68 degrees, in effect cold-soaking the walls and furnishings, counting on thermal inertia to slow down the time it takes to warm up in the afternoons.
From New York Times ● Dec. 5, 2014
‘The ideal invention would be a light polyester air-conditioned undergarment, enclosed around the neck, wrists and ankles and battery operated.’
From The Wall Street Journal ● Jul. 24, 2026
People should stay in air-conditioned places if they can, and avoid walking your dogs during the peak heat of the day.
From Los Angeles Times ● Jul. 20, 2026
There’s also an air-conditioned garage with room for two stretch limos, plus a 40,000-gallon heated outdoor pool has “granite-like rocks, a waterfall, and spa surrounded by a patio,” according to past listing notes.
From MarketWatch ● Jul. 13, 2026
A high of 102F is forecast for Saturday's clash between Paraguay and France in Philadelphia, where the game will be played in an open-air stadium, unlike some World Cup venues which are air-conditioned.
From Barron's ● Jul. 1, 2026
I have gone from craft work straight into the factory, from the air-conditioned morgue of the Hearthside directly into the flames.
From "Nickel and Dimed: On (Not) Getting By in America" by Barbara Ehrenreich
“Better air-conditioning units, using more electricity—it’s more GDP,” he said.
From The Wall Street Journal ● Jul. 2, 2026
“The most important point is that it will help to extend the life of your air-conditioning system,” Wolfe said.
From MarketWatch ● Jun. 29, 2026
The scorching heat has sparked lively discussion in some countries about the merits of air-conditioning, which is used far less in Europe than in some parts of the world.
From Barron's ● Jun. 29, 2026
Suspicion of air-conditioning has also infiltrated government policy.
From BBC ● Jun. 24, 2026
The air-conditioning was so strong that he could feel it on his forehead and on the palms of his hands, fast-freezing his sweat.
From "Stormbreaker" by Anthony Horowitz
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.
