'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
verb
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]
Synonyms of 'filter'
From: Moby Thesaurus
- bleed,
- bolt,
- butterfly,
- cheesecloth,
- clarifier,
- clarify,
- clean,
- clear,
- cloth,
- colander,
- condense,
- cradle,
- cribble,
- decrassify,
- depurate,
- diffusing screen,
- discharge,
- distill,
- drain,
- dribble,
- drip,
- dripple,
- drop,
- edulcorate,
- effuse,
- eliminate,
- elute,
- emit,
- essentialize,
- exclude,
- excrete,
- exfiltrate,
- extract,
- extravasate,
- exudate,
- exude,
- filtrate,
- frosted glass,
- frosted lens,
- gauze,
- gelatin filter,
- give off,
- ground glass,
- gurgle,
- leach,
- lens hood,
- light filter,
- lixiviate,
- lixiviator,
- membrane,
- ooze,
- pass through,
- percolate,
- percolator,
- purifier,
- purify,
- rectify,
- reek,
- refine,
- refiner,
- refinery,
- riddle,
- rocker,
- run through,
- screen,
- seep,
- separate,
- sieve,
- sift,
- sifter,
- smoked glass,
- spiritualize,
- spurtle,
- stained glass,
- strain,
- strainer,
- sublimate,
- sublime,
- transude,
- trickle,
- try,
- weed out,
- weep,
- winnow,
- winnowing basket,
- winnowing fan,
- winnowing machine