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Filter vs Filer - What's the difference?

filter | filer |

As nouns the difference between filter and filer

is that filter is 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 while filer is agent noun of file; one who files something.

As a verb filter

is to sort, sift, or isolate.

filter

English

Noun

(en 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.
  • Electronics or software that separates unwanted signals (for example noise) from wanted signals or that attenuates selected frequencies.
  • Any item, mechanism, device or procedure that acts to separate or isolate.
  • * {{quote-magazine, title=No hiding place
    • , date=2013-05-25, volume=407, issue=8837, page=74, magazine=(The Economist) citation , passage=In America alone, people spent $170 billion on “direct marketing”—junk mail of both the physical and electronic varieties—last year. Yet of those who received unsolicited adverts through the post, only 3% bought anything as a result. If the bumf arrived electronically, the take-up rate was 0.1%. And for online adverts the “conversion” into sales was a minuscule 0.01%. That means about $165 billion was spent not on drumming up business, but on annoying people, creating landfill and cluttering spam filters .}}
  • (mathematics, order theory) 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 ''?'' is a filter under inclusion: it includes the intersection of every pair of its members, and includes every superset of every cofinite set.
    If (1) the universal set (here, the set of natural numbers) were called a "large" set, (2) the superset of any "large" set were also a "large" set, and (3) the intersection of a pair of "large" sets were also a "large" set, then the set of all "large" sets would form a filter .

    Antonyms

    * (order theory) ideal

    Hyponyms

    * (order theory) ultrafilter

    Derived terms

    * air filter * cigarette filter * fuel filter * oil filter * glare filter

    Verb

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

    • Synonyms

    * to filter out (something)

    Related terms

    * filtrate * filtration * filtride

    Anagrams

    * * ----

    filer

    English

    (wikipedia filer)

    Noun

    (en noun)
  • Agent noun of file; one who files something.
  • (computing) A software program for managing files.
  • * 1983 , InfoWorld (volume 5, number 9, 28 February 1983, page 28)
    • The filer allows users to format and copy disks and to include a run-time UCSD Pascal operating system.

    References

    * OED2

    Anagrams

    * * * English agent nouns ----