F f


    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [fil-ter]
    • /ˈfɪl tər/
    • /ˈfɪl.tər/
    • US Pronunciation
    • US IPA
    • [fil-ter]
    • /ˈfɪl tər/

Definitions of filter word

  • noun filter any substance, as cloth, paper, porous porcelain, or a layer of charcoal or sand, through which liquid or gas is passed to remove suspended impurities or to recover solids. 1
  • noun filter any device, as a tank or tube, containing such a substance for filtering. 1
  • noun filter any of various analogous devices, as for removing dust from air or impurities from tobacco smoke, or for eliminating certain kinds of light rays. 1
  • noun filter something that works like a filter, as by removing, blocking, or separating out certain elements: Kids often talk without a filter. Events can be distorted through the filter of memory. 1
  • noun filter Informal. a filter-tipped cigarette or cigar. 1
  • noun filter Photography. a lens screen of dyed gelatin or glass for controlling the rendering of color or for diminishing the intensity of light. 1

Information block about the term

Origin of filter

First appearance:

before 1375
One of the 22% oldest English words
1375-1425; late Middle English filtre < Medieval Latin filtrum “felt, piece of felt used to strain liquids” < Germanic; see felt2

Historical Comparancy

Parts of speech for Filter


filter popularity

A common word. It’s meaning is known to most children of preschool age. About 96% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

filter usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for filter

verb filter

  • permeate — to pass into or through every part of: Bright sunshine permeated the room.
  • drain — to withdraw or draw off (a liquid) gradually; remove slowly or by degrees, as by filtration: to drain oil from a crankcase.
  • clean — Something that is clean is free from dirt or unwanted marks.
  • leak — an unintended hole, crack, or the like, through which liquid, gas, light, etc., enters or escapes: a leak in the roof.
  • winnow — to free (grain) from the lighter particles of chaff, dirt, etc., especially by throwing it into the air and allowing the wind or a forced current of air to blow away impurities.

noun filter

  • strainer — a person or thing that strains.
  • mesh — any knit, woven, or knotted fabric of open texture.
  • sifter — a person or thing that sifts.

Antonyms for filter

verb filter

  • pour — to send (a liquid, fluid, or anything in loose particles) flowing or falling, as from one container to another, or into, over, or on something: to pour a glass of milk; to pour water on a plant.
  • dirty — soiled with dirt; foul; unclean: dirty laundry.
  • pollute — to make foul or unclean, especially with harmful chemical or waste products; dirty: to pollute the air with smoke.
  • combine — If you combine two or more things or if they combine, they exist together.
  • collect — If you collect a number of things, you bring them together from several places or from several people.

Top questions with filter

  • how often to change air filter?
  • how to clean k&n air filter?
  • how to filter water?
  • how to filter in excel?
  • how to clean ac filter?
  • how to make a water filter?
  • how to clean a k&n air filter?
  • how often should you change your fuel filter?
  • how to filter search on facebook?
  • how do i change my content filter settings?

See also

Matching words

Was this page helpful?
Yes No
Thank you for your feedback! Tell your friends about this page
Tell us why?