'Filter' definitions:

Definition of 'filter'

From: WordNet
noun
Device that removes something from whatever passes through it
noun
An electrical device that alters the frequency spectrum of signals passing through it
verb
Remove by passing through a filter; "filter out the impurities" [syn: filter, filtrate, strain, separate out, filter out]
verb
Pass through; "Water permeates sand easily" [syn: percolate, sink in, permeate, filter]
verb
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" [syn: trickle, dribble, filter]

Definition of 'Filter'

From: GCIDE
  • Filter \Fil"ter\, v. t. [imp. & p. p. Filtered; p. pr. & vb. n. Filtering] [Cf. F. filter. See Filter, n., and cf. Filtrate.] To purify or defecate, as water or other liquid, by causing it to pass through a filter. [1913 Webster]
  • Filtering paper, or Filter paper, a porous unsized paper, for filtering. [1913 Webster]

Definition of 'Filter'

From: GCIDE
  • Filter \Fil"ter\, n. [F. filtre, the same word as feutre felt, LL. filtrum, feltrum, felt, fulled wool, this being used for straining liquors. See Feuter.] Any porous substance, as cloth, paper, sand, or charcoal, through which water or other liquid may passed to cleanse it from the solid or impure matter held in suspension; a chamber or device containing such substance; a strainer; also, a similar device for purifying air. [1913 Webster]
  • Filter bed, a pond, the bottom of which is a filter composed of sand gravel.
  • Filter gallery, an underground gallery or tunnel, alongside of a stream, to collect the water that filters through the intervening sand and gravel; -- called also {infiltration gallery}. [1913 Webster]

Definition of 'Filter'

From: GCIDE
  • Filter \Fil"ter\, v. i. To pass through a filter; to percolate. [1913 Webster]

Definition of 'Filter'

From: GCIDE
  • Filter \Fil"ter\, n. Same as Philter. [1913 Webster]