What does filter mean?

Definitions for filter
ˈfɪl tərfil·ter

Here are all the possible meanings and translations of the word filter.

Princeton's WordNet

  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"


  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.

  2. filter(Noun)

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

  3. filter(Noun)

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

  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.

  5. filter(Verb)

    To sort, sift, or isolate.

  6. filter(Verb)

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

  7. filter(Verb)

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

  8. filter(Verb)

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

  9. filter(Verb)

    To ride a motorcycle between lanes on a road

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

Webster Dictionary

  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

  2. Filter(noun)

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

  3. Filter(verb)

    to pass through a filter; to percolate

  4. Filter(noun)

    same as Philter

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


  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

  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

  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

  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

  1. filter

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

Editors Contribution

  1. filter

    A type of device or product created and designed in various colors, materials, mechanisms, shapes, sizes and styles and used for a variety of purposes.

    Filters are used in cookers, car engines, refrigeration units and within the mechanisms of various machinery, transport etc.

    Submitted by MaryC on October 15, 2015  

Suggested Resources

  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

How to say filter in sign language?

  1. filter


  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. Bob Thomas:

    There was sort of a filter on what was available to kids.

  2. Faith Eherts:

    Staying indoors with the air conditioning on helps filter out a lot of the problems.

  3. Nick Twidale:

    Concerns over slowing global growth are starting to filter through to financial markets.

  4. Cometan:

    To filter out those with greater wisdom, look for those whom do not adhere to just one idea.

  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

  1. filterfilterfilterfilterfilter

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Translations for filter

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"filter." Definitions.net. STANDS4 LLC, 2020. Web. 25 Feb. 2020. <https://www.definitions.net/definition/filter>.

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