filter

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[edit] English

[edit] Pronunciation

[edit] Etymology

(noun) From Mediaeval Latin filtrum, from West Germanic *filtiz.

[edit] Noun

Singular
filter

Plural
filters

filter (plural filters)

  1. 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. Electronics or software that separates unwanted signals (for example noise) from wanted signals or that attenuates selected frequencies.
  3. Any item, mechanism, device or procedure that acts to separate or isolate.
    • He runs an email filter to catch the junk mail.
  4. A proper subset of a poset A, which subset includes an element less than both of every pair of its members, and includes every element more than each of its members.
    The collection of cofinite subsets of ℝ is a filter under inclusion: it includes the intersection of every pair of its members, and includes every superset of every cofinite set.

[edit] Derived terms

[edit] Translations

device for separating impurities from a fluid or other substance
electronics or software to separate unwanted signal
any device or procedure that acts to separate or isolate
collection of subsets
The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.
Translations to be checked

[edit] Verb

Infinitive
to filter

Third person singular
filters

Simple past
filtered

Past participle
filtered

Present participle
filtering

to filter (third-person singular simple present filters, present participle filtering, simple past and past participle filtered)

  1. (transitive) To sort, sift, or isolate.
    • This strainer should filter out the large particles.
  2. (transitive) To diffuse; to cause to be less concentrated or focused.
    • The leaves of the trees filtered the light.
  3. (intransitive) To pass through a filter or to act as though passing through a filter.
    • The water filtered through the rock and soil.
  4. (intransitive) To move slowly or gradually; to come or go a few at a time.
    • The crowd filtered into the theater.
  5. (intransitive) To ride a motorcycle between lanes on a road
    • I can skip past all the traffic on my bike by filtering.

[edit] Synonyms

  • (to sort, sift, or isolate) to filter out (something)

[edit] Translations

to sort, sift, or isolate
to diffuse
to pass through a filter or to act as though passing through a filter
to come or go a few at a time
The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.
Translations to be checked

[edit] Related terms

[edit] Anagrams

[edit] Danish

[edit] Noun

filter n. (singular definite filtret or filteret, plural indefinite filtre)

  1. filter

[edit] Inflection

    Inflection of “filter”
neuter gender Singular Plural
indefinite definite indefinite definite
nominative, dative and accusative filter filtret
filteret		 filtre filtrene
genitive filters filtrets
filterets		 filtres filtrenes

[edit] Dutch

[edit] Noun

filter m. and n. (plural filters, diminutive filtertje, diminutive plural filtertjes)

  1. filter

[edit] Swedish

[edit] Noun

filter n.

  1. A filter.
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