Air filter

/[ɛːɹ fɪltʰɚ]/ noun

Definitions

Noun
  1. 1
    A filter for removing dust and other particles from a stream of air, typically used in the air intake of an internal combustion engine, the output of an air compressor, the supply duct of a forced-air furnace, etc.
  2. 2
    a filter that removes dust from the air that passes through it wordnet

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