air conditioner


noun

an air-conditioning device.

Origin of air conditioner

First recorded in 1905–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Word Origin and History for air conditioner

air conditioner


n.

from air (n.1) + agent noun from condition; along with air-conditioning, first attested 1909, originally an industrial process; main modern use in residences and office buildings is from 1930s.

Online Etymology Dictionary, © 2010 Douglas Harper