define filter define filter
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Explanation:
a porous device for removing impurities or solid particles from a liquid or gas passed through it.
"an oil filter"
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0
Answer:
1a : a porous article or mass (as of paper or sand) through which a gas or liquid is passed to separate out matter in suspension. b : an apparatus containing a filter medium. 2a : a device or material for suppressing or minimizing waves or oscillations of certain frequencies (as of electricity, light, or sound)
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