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air filter

British  

noun

  1. another name for air cleaner

"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

Example Sentences

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Swap out your air filter: A clogged filter chokes airflow, forcing your AC to guzzle more power to do the same job.

From MarketWatch ● Jun. 29, 2026

The family is still furnishing the house but has already purchased an air filter.

From The Wall Street Journal ● May 21, 2026

An inexpensive air filter with expensive replacement filters is less of a bargain than it appears, and the same goes for a well-priced device that only effectively filters half a room, he said.

From Los Angeles Times ● Jan. 14, 2025

FFP3s are tight-fitting masks with a built-in air filter designed to block out tiny aerosol particles which can carry the virus.

From BBC ● Sep. 19, 2024

In the laboratory, Mr. Loomis also had the world’s only radiation-proof suit, and he had the air filter and the water filter.

From "Z for Zachariah" by Robert C. O’Brien

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