air cleaner

American  

noun

1. a filtering device for removing impurities from air.

   Many cars have air cleaners with replaceable filters.

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air cleaner British  

noun

1. Also called: air filter.  a filter that prevents dust and other particles from entering the air-intake of an internal-combustion engine

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Etymology

Origin of air cleaner

First recorded in 1925–30

Example Sentences

You might consider using portable high-efficiency air cleaner in a room where you spend the most time.

From Los Angeles Times • Jan. 8, 2025

This can be a desired effect because it makes the air cleaner for a while -- but over time, the colour changes and needs to be renewed.

From Science Daily • Mar. 25, 2024

The streets are quieter than those of the bustling capital, the air cleaner and the pace of life half a beat slower.

From New York Times • Nov. 25, 2023

That was the argument against making our air cleaner and building automobiles to produce less pollutants.

From Salon • Oct. 29, 2023

The silk was finer, the air cleaner, the rice sweeter, the fields more fertile, the girls prettier, the boys stronger when he was a young man.

From "Dragonwings" by Laurence Yep