air cleaner

noun

: any of various devices for removing impurities (as suspended particles) from air (as by filtering, washing, or electrostatic precipitation)

Word History

First Known Use

1893, in the meaning defined above

Time Traveler
The first known use of air cleaner was in 1893

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Cite this Entry

“Air cleaner.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/air%20cleaner. Accessed 27 Feb. 2024.

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