Definitions for filter
ˈfɪl tərfil·ter

Princeton's WordNet(0.00 / 0 votes)Rate this definition:

1. filter(noun)

   device that removes something from whatever passes through it

2. filter(verb)

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

3. filter, filtrate, strain, separate out, filter out(verb)

   remove by passing through a filter

   "filter out the impurities"

4. percolate, sink in, permeate, filter(verb)

   pass through

   "Water permeates sand easily"

5. trickle, dribble, 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"

Wiktionary(4.00 / 1 vote)Rate this definition:

1. filter(Noun)

   A device which separates a suspended, dissolved, or particulate matter from a fluid, solution, or other substance; any device that separates one substance from another.

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

2. filter(Noun)

   Electronics or software that separates unwanted signals (for example noise) from wanted signals or that attenuates selected frequencies.

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

3. filter(Noun)

   Any item, mechanism, device or procedure that acts to separate or isolate.

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

4. filter(Noun)

   A non-empty upper set (of a partially ordered set) which is closed under binary infima (a.k.a. meets).

   The collection of cofinite subsets of u211D is a filter under inclusion: it includes the intersection of every pair of its members, and includes every superset of every cofinite set.

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

5. filter(Verb)

   To sort, sift, or isolate.

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

6. filter(Verb)

   To diffuse; to cause to be less concentrated or focused.

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

7. filter(Verb)

   To pass through a filter or to act as though passing through a filter.

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

8. filter(Verb)

   To move slowly or gradually; to come or go a few at a time.

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

9. filter(Verb)

   To ride a motorcycle between lanes on a road

   Etymology: (noun) From filtrum, from West Germanic *filtiz.

Webster Dictionary(0.00 / 0 votes)Rate this definition:

1. Filter(noun)

   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

   Etymology: [F. filtre, the same word as feutre felt, LL. filtrum, feltrum, felt, fulled wool, this being used for straining liquors. See Feuter.]

2. Filter(noun)

   to purify or defecate, as water or other liquid, by causing it to pass through a filter

   Etymology: [F. filtre, the same word as feutre felt, LL. filtrum, feltrum, felt, fulled wool, this being used for straining liquors. See Feuter.]

3. Filter(verb)

   to pass through a filter; to percolate

   Etymology: [F. filtre, the same word as feutre felt, LL. filtrum, feltrum, felt, fulled wool, this being used for straining liquors. See Feuter.]

4. Filter(noun)

   same as Philter

   Etymology: [F. filtre, the same word as feutre felt, LL. filtrum, feltrum, felt, fulled wool, this being used for straining liquors. See Feuter.]

Freebase(0.00 / 0 votes)Rate this definition:

1. Filter

   Filter is an industrial rock group formed in 1993 in Cleveland by singer Richard Patrick and guitarist/programmer Brian Liesegang. Filter has released six studio albums, the most recent being The Sun Comes Out Tonight, which was released on June 4, 2013.

Chambers 20th Century Dictionary(0.00 / 0 votes)Rate this definition:

1. Filter

   fil′ter, n. a contrivance arranged for purifying a liquid of solid insoluble matter by passing it through some porous substance which does not allow the solid particles to pass through.—v.t. to purify liquor by a filter.—v.i. to pass through a filter: to percolate.—ns. Fil′ter-pā′per, porous paper for use in filtering; Fil′ter-pump, a contrivance devised by the chemist Bunsen for accelerating the filtering process. [O. Fr. filtre—Low L. filtrum, felt.]

The New Hacker's Dictionary(0.00 / 0 votes)Rate this definition:

1. filter

   [very common; orig. Unix] A program that processes an input data stream into an output data stream in some well-defined way, and does no I/O to anywhere else except possibly on error conditions; one designed to be used as a stage in a pipeline (see plumbing). Compare sponge.

Dictionary of Military and Associated Terms(0.00 / 0 votes)Rate this definition:

1. filter

   In electronics, a device which transmits only part of the incident energy and may thereby change the spectral distribution of energy: a. High pass filters transmit energy above a certain frequency; b. Low pass filters transmit energy below a certain frequency; c. Band pass filters transmit energy of a certain bandwidth; d. Band stop filters transmit energy outside a specific frequency band.

Dictionary of Nautical Terms(0.00 / 0 votes)Rate this definition:

1. filter

   A strainer to free water from its impurities, usually termed by seamen drip-stone (which see).

Suggested Resources(0.00 / 0 votes)Rate this definition:

1. filter

   Song lyrics by filter -- Explore a large variety of song lyrics performed by filter on the Lyrics.com website.

British National Corpus

1. Nouns Frequency

   Rank popularity for the word 'filter' in Nouns Frequency: #1863

Anagrams for filter »

1. trifle

2. lifter

How to pronounce filter?

1. 

   Alex

   US English

   

   Daniel

   British

   

   Karen

   Australian

   

   Veena

   Indian

How to say filter in sign language?

Numerology

1. Chaldean Numerology

   The numerical value of filter in Chaldean Numerology is: 5

2. Pythagorean Numerology

   The numerical value of filter in Pythagorean Numerology is: 7

Examples of filter in a Sentence

1. Lawrence Korb:

   Gen. Mattis will give the President-elect unfiltered advice – my worry is what filter he sees it through, i want someone in the Pentagon who makes sure their military advice is not filtered by their career.

2. The Air Force:

   The Russian aircraft is equipped with external flow-through devices to collect particulates on filter paper and a compressor system for whole air samples collected in holding spheres.

3. Suu Kyi:

   The international justice system may not yet be equipped to filter out misleading information before shadows of incrimination are cast over entire nations and governments, human rights groups have condemned Myanmar based on unproven statements without the due process of criminal investigation.

4. Blue Sky primary school headteacher:

   We analysed the water around, and we have a river like 50 metres far from here, and we saw that it is not healthy, that water. Then we took water from the government supply, but we also saw that it was not going to be healthy and we want the best things for our kids, so we decided to buy the filter.

5. Tonya Winders:

   If you go out during high-pollen times, you can wear a face mask designed to filter out pollens.

Images & Illustrations of filter

Popularity rank by frequency of use