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English definition of “filter”

filter

verb     /ˈfɪltər/
[T] to pass a liquid or gas through a piece of equipment in order to remove solid pieces or other substances: The water was filtered to remove any impurities.Separating and dividingScientific techniques
filter down/in/through, etc to gradually appear or become known: The sunlight filtered through the bedroom curtains. News is filtering in of an earthquake in Mexico.Appearing and disappearing
(Definition of filter verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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