Meaning of filter

Definition of filter

(noun) device that removes something from whatever passes through it

an electrical device that alters the frequency spectrum of signals passing through it

(verb) remove by passing through a filter; "filter out the impurities"

pass through; "Water permeates sand easily"

run or flow slowly, as in drops or in an unsteady stream; "water trickled onto the lawn from the broken hose"; "reports began to dribble in"

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