Synonyms for filter

Noun

1. filter, device

usage: device that removes something from whatever passes through it

2. filter, electrical device

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

Verb

1. filter, filtrate, strain, separate out, filter out, separate

usage: remove by passing through a filter; "filter out the impurities"

2. percolate, sink in, permeate, filter, penetrate, perforate

usage: pass through; "Water permeates sand easily"

3. trickle, dribble, filter, run, flow, feed, course

usage: 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"