filter
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fil·ter
(fĭl′tər)n.
1.
a. A porous material through which a liquid or gas is passed in order to separate the fluid from suspended particulate matter.
b. A device containing such a material, especially one used to extract impurities from air or water.
2.
a. Any of various electric, electronic, acoustic, or optical devices used to reject signals, vibrations, or radiations of certain frequencies while allowing others to pass.
b. A colored glass or other transparent material used to select the wavelengths of light allowed to reach a photosensitive material.
3. Computers A program or device that blocks email or restricts website access when specific criteria are met.
4. Informal The ability or tendency to censor oneself, as to avoid causing embarrassment or offense: My roommate has no filter and says whatever he's thinking at the moment.
v. fil·tered, fil·ter·ing, fil·ters
v.tr.
1. To pass (a liquid or gas) through a filter.
2. To remove by passing through a filter: filter out impurities.
3. Computers To use a filter to block or restrict access to: a program that filters spam.
4. Informal To censor (oneself), as to avoid causing embarrassment or offense.
v.intr.
1. To pass through or as if through a filter: Light filtered through the blinds.
2. To come or go gradually and in small groups: The audience filtered back into the hall.
[Middle English filtre, from Old French, from Medieval Latin filtrum, of Germanic origin; see pel- in Indo-European roots.]
fil′ter·er n.
fil′ter·less adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
filter
(ˈfɪltə)n
1. (Chemistry) a porous substance, such as paper or sand, that allows fluid to pass but retains suspended solid particles: used to clean fluids or collect solid particles
2. (Chemistry) any device containing such a porous substance for separating suspensions from fluids
3. (Brewing) any of various porous substances built into the mouth end of a cigarette or cigar for absorbing impurities such as tar
4. (General Physics) any electronic, optical, or acoustic device that blocks signals or radiations of certain frequencies while allowing others to pass. See also band-pass filter
5. (Photography) any transparent disc of gelatine or glass used to eliminate or reduce the intensity of given frequencies from the light leaving a lamp, entering a camera, etc
6. (Automotive Engineering) Brit a traffic signal at a road junction consisting of a green arrow which when illuminated permits vehicles to turn either left or right when the main signals are red
vb
7. (Chemistry) (often foll by out) to remove or separate (suspended particles, wavelengths of radiation, etc) from (a liquid, gas, radiation, etc) by the action of a filter
8. (tr) to obtain by filtering
9. (foll by: through) to pass (through a filter or something like a filter): dust filtered through the screen.
10. (intr) to flow slowly; trickle
[C16 filtre from Medieval Latin filtrum piece of felt used as a filter, of Germanic origin; see felt2]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
fil•ter
(ˈfɪl tər)n.
1. any substance, as cloth, paper, porous porcelain, or charcoal, through which liquid or gas is passed to remove suspended impurities or to recover solids.
2. any device, as a tank or tube, containing such a substance for filtering.
3. any of various analogous devices, as for removing dust from air or impurities from tobacco smoke.
4. Informal. a filter-tipped cigarette or cigar.
5. a lens screen of dyed gelatin or glass used in photography to control the rendering of color or to diminish the intensity of light.
6. an electronic circuit or device that passes certain frequencies and blocks others.
v.t. 7. to remove by the action of a filter.
8. to act as a filter for; to slow or partially obstruct the passage of.
9. to pass through or as if through a filter.
v.i. 10. to pass or slip through slowly, as through an obstruction or a filter; penetrate.
[1375–1425; late Middle English filtre < Medieval Latin filtrum felt, piece of felt used to strain liquids < Germanic; see felt 2]
fil′ter•er, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
fil·ter
(fĭl′tər)1. A material that has very tiny holes and is used to separate out solid particles contained in a liquid or gas that is passed through it.
2. A device that allows certain frequencies of energy waves to pass while blocking the passage of others. For example, filters on photographic lenses allow only certain frequencies of light to enter the camera.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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 Military and Associated Terms. US Department of Defense 2005.
filter
Past participle: filtered
Gerund: filtering
| Imperative |
|---|
| filter |
| filter |
| Present |
|---|
| I filter |
| you filter |
| he/she/it filters |
| we filter |
| you filter |
| they filter |
| Preterite |
|---|
| I filtered |
| you filtered |
| he/she/it filtered |
| we filtered |
| you filtered |
| they filtered |
| Present Continuous |
|---|
| I am filtering |
| you are filtering |
| he/she/it is filtering |
| we are filtering |
| you are filtering |
| they are filtering |
| Present Perfect |
|---|
| I have filtered |
| you have filtered |
| he/she/it has filtered |
| we have filtered |
| you have filtered |
| they have filtered |
| Past Continuous |
|---|
| I was filtering |
| you were filtering |
| he/she/it was filtering |
| we were filtering |
| you were filtering |
| they were filtering |
| Past Perfect |
|---|
| I had filtered |
| you had filtered |
| he/she/it had filtered |
| we had filtered |
| you had filtered |
| they had filtered |
| Future |
|---|
| I will filter |
| you will filter |
| he/she/it will filter |
| we will filter |
| you will filter |
| they will filter |
| Future Perfect |
|---|
| I will have filtered |
| you will have filtered |
| he/she/it will have filtered |
| we will have filtered |
| you will have filtered |
| they will have filtered |
| Future Continuous |
|---|
| I will be filtering |
| you will be filtering |
| he/she/it will be filtering |
| we will be filtering |
| you will be filtering |
| they will be filtering |
| Present Perfect Continuous |
|---|
| I have been filtering |
| you have been filtering |
| he/she/it has been filtering |
| we have been filtering |
| you have been filtering |
| they have been filtering |
| Future Perfect Continuous |
|---|
| I will have been filtering |
| you will have been filtering |
| he/she/it will have been filtering |
| we will have been filtering |
| you will have been filtering |
| they will have been filtering |
| Past Perfect Continuous |
|---|
| I had been filtering |
| you had been filtering |
| he/she/it had been filtering |
| we had been filtering |
| you had been filtering |
| they had been filtering |
| Conditional |
|---|
| I would filter |
| you would filter |
| he/she/it would filter |
| we would filter |
| you would filter |
| they would filter |
| Past Conditional |
|---|
| I would have filtered |
| you would have filtered |
| he/she/it would have filtered |
| we would have filtered |
| you would have filtered |
| they would have filtered |
Collins English Verb Tables © HarperCollins Publishers 2011
filter
A device containing a porous material, for example, paper or sand, which can remove suspended solid particles from a fluid.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Switch to new thesaurus
Noun 1. [画像:filter - device that removes something from whatever passes through it]filter - device that removes something from whatever passes through it
air cleaner, air filter - a filter that removes dust from the air that passes through it
bacteria bed - layer of sand or gravel used to expose sewage effluent to air and the action of microorganisms
coffee filter - filter (usually of paper) that passes the coffee and retains the coffee grounds
device - an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water"
drain basket - a filter in a sink drain; traps debris but passes water
filter bed - filter consisting of a layer of sand or gravel for filtering water
fuel filter - a filter in the fuel line that screens out dirt and rust particles from the fuel
diffusing screen, light filter - a transparent filter that reduces the light (or some wavelengths of the light) passing through it
oil filter - a filter that removes impurities from the oil used to lubricate an internal-combustion engine
strainer - a filter to retain larger pieces while smaller pieces and liquids pass through
water filter - a filter to remove impurities from the water supply
glass wool - glass fibers spun and massed into bundles resembling wool
diatomaceous earth, diatomite, kieselguhr - a light soil consisting of siliceous diatom remains and often used as a filtering material
2. filter - an electrical device that alters the frequency spectrum of signals passing through it
electrical device - a device that produces or is powered by electricity
high-pass filter - a filter that passes frequencies above a certain value and attenuates frequencies below that value
low-pass filter - a filter that passes frequencies below a certain value and attenuates frequencies above that value
Verb 1. filter - remove by passing through a filter; "filter out the impurities"
separate - divide into components or constituents; "Separate the wheat from the chaff"
2. filter - pass through; "Water permeates sand easily"
penetrate, perforate - pass into or through, often by overcoming resistance; "The bullet penetrated her chest"
infiltrate - pass into or through by filtering or permeating; "the substance infiltrated the material"
infiltrate - cause (a liquid) to enter by penetrating the interstices
3. [画像:filter - run or flow slowly, as in drops or in an unsteady stream]filter - 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"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
filter
verb
1. purify, treat, strain, refine, riddle, sift, sieve, winnow, filtrate, screen The best prevention for cholera is to filter water.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
Translations
جِهَاز تَرْشِيح جِهاز تَرْشيحمُرَشِّح ألوانيَتَسَرَّبيُرَشَّح السائِل
filtrfiltrovatfiltrovýpronikatprosakovat
filterfiltreresivefilter-
suodatinsuodattaasuodattuasuodintippua
filterfiltrirati
kiegészítõ lámpával kanyarodik
filter; ljóssía, litsíasíasía, filtersíast út
フィルター濾過する濾過器
거르다필터
cigaretė su filtrufiltrasfiltruotifiltruotisprasiskverbti
filtrskļūt zināmamnākt gaismāfiltr-filtrēt
filterfiltrovaťfiltrový
filterfiltrirati
filterfiltrera
เครื่องกรองกรอง
lọccái lọc
filter
[ˈfɪltəʳ]B. VT [+ liquid, air] → filtrar
D. CPD filter coffee N (= powder) → café m para filtrar ; (= cup of coffee) → café m hecho con cafetera de filtro
filter lane N (Aut) → carril m de giro
filter light N → semáforo m de flecha de desvío
filter paper N → papel m de filtro
filter lane N (Aut) → carril m de giro
filter light N → semáforo m de flecha de desvío
filter paper N → papel m de filtro
filter back VI + ADV [news, rumour] → llegar ; [people] → volver poco a poco
filter out
B. VI + ADV [news] → trascender, llegar a saberse
filter through VI + ADV = filter in
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
filter
[ˈfɪltər] n
(at traffic lights) → flèche f (permettant à une file de voitures de passer)
vt [+ liquid] → filtrer
to filter into sth [light] → filtrer dans qch
to filter through to sb (= reach) → filtrer jusqu'à qnfilter cigarette n → cigarette f à bout filtre, cigarette f filtre filter coffee n → café m filtre filter lane n (British) (at traffic lights) → file f (matérialisée sur la chaussée)filter light n (on traffic light) → flèche f (de feux de signalisation)filter paper n → papier m filtre filter tip n → bout m filtre
filter in
vi (= enter gradually) [people] → entrer par petits groupes to filter into sth [light] → filtrer dans qch
filter through
vi (= arrive) [news, details] → filtrer to filter through to sb (= reach) → filtrer jusqu'à qnfilter cigarette n → cigarette f à bout filtre, cigarette f filtre filter coffee n → café m filtre filter lane n (British) (at traffic lights) → file f (matérialisée sur la chaussée)filter light n (on traffic light) → flèche f (de feux de signalisation)filter paper n → papier m filtre filter tip n → bout m filtre
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
filter
vi
(light) → durchscheinen, durchschimmern ; (liquid, sound) → durchsickern
filter
:filter bag
n → Kaffeefilter m
filter bed
n → Klärbecken nt
filter coffee
n → Filterkaffee m
filter lane
n (Brit) → Spur f → zum Einordnen, Abbiegespur f
filter paper
n → Filterpapier nt
filter tip
n → Filter m
filter-tipped
adj filter cigarette → Filterzigarette f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
filter
[ˈfɪltəʳ]1. n → filtro
2. vt → filtrare
3. vi to filter to the left (Aut) → immettersi nella corsia di svincolo
filter in filter through vi + adv (news) → trapelare
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
filter
(ˈfiltə) noun1. a strainer or other device through which liquid, gas, smoke etc can pass, but not solid material. A filter is used to make sure that the oil is clean and does not contain any dirt; (also adjective) filter paper. filter; filtreerder جِهاز تَرْشيح цедка filtro filtr; filtrový der Filter, Filter-... filter; filter- φίλτρο filtro filter صافی suodatin filtre מסנן छलनी filter, cjedilo szűrő saringan sía, filter filtro 濾過器 필터 filtras filtrs; filtr- penuras filter filter filtr نينوونى، فلټر filtro filtru фильтр filter; filtrový filter filter filter เครื่องกรอง filtre, süzgeç 過濾器 фільтр; цідилко مائع یا گیس سے ٹھوس ذرے وغیرہ کو چھانٹنے کے لیے مسام دار مادہ یا شے máy lọc; cái lọc 过滤器
2. a kind of screening plate used to change or correct certain colours. If you are taking photographs in sun and snow, you should use a blue filter. filter مُرَشِّح ألوان филтър filtro filtr der Filter filter φίλτρο filtro filter فیلتر نوری suodin filtre מסנן साफी, फिल्टर filter (za fotoaparat) szűrő filter filter; ljóssía, litsía filtro フィルター (사진) 필터, 여과기 filtras filtrs penapis kleurfilter filter filtr رڼول filtro filtru светофильтр filter filter filter filter กระจกกรองแสง filtre 濾色鏡,濾光器 фільтр کسی مخصوص رنگ کو صحیح کرنے کے لۓ استعمال کی جانے والی پٹی kính lọc 滤色镜,滤光器
verb1. (of liquids) to (become) clean by passing through a filter. The rain-water filtered into a tank. filtreer يُرَشَّح السائِل прецеждам filtrar (pře)filtrovat durch einen Filter sickern filtrere φιλτράρω, φιλτράρομαι filtrar filtreerima, filtreeruma تصفیه کردن suodattaa filtrer לְסַנֵן छाना हुआ filtrirati (át)szűr menyaring sía (út) filtrare 濾過する 여과기로 거르다 filtruoti(s) filtrēt dituras filtreren filtrere, sive filtrować (się) فلټر كول filtrar(-se) a (se) filtra фильтровать filtrovať filtrirati (se) filtrirati filtrera[s], sila[s] กรองของเหลวให้สะอาด süzmek 過濾 фільтрувати, проціджувати مائع کا مصفی سے صاف ہونا lọc 过滤
2. to come bit by bit or gradually. The news filtered out. uitlek يَتَسَرَّب разчувам се постепено sair pronikat, prosakovat durchsickern sive; sprede sig διαρρέω filtrarse läbi imbuma درز کردن tihkua infiltrer לְהִסתַנֵן धीरे-धीरे आना procuriti kiszivárog merembes síast út filtrare 徐々に知れ渡る (사실, 정보 등이) 서서히 알려지다 prasiskverbti kļūt zināmam; nākt gaismā ditapis filteren sive ut przenikać درز كول،چاكيدل sair a (se) strecura; a transpira просачиваться presakovať prenikati pročistiti sippra (läcka) ut รั่วไหล yayılmak, sızmak 慢慢傳開 просочуватися; проникати قطرہ قطرہ ٹپکنا lọt ra; tiết lộ ra; thấm 慢慢传开
ˌfilter-ˈtip noun (a cigarette with) a filter. filtermondstuk مِرْشَح السيجارَه، فِلتَر цигара с филтър filtro/ (cigarro com) filtro cigareta s filtrem das Filtermundstück filtercigaret; cigaretfilter φίλτρο τσιγάρου (cigarrillo) con filtro, con boquilla filter, filtriga sigaret فیلتر سیگار؛ سیگار فیلتر دار filtteri filtre פייה फिल्टरयुक्त सिगरेट cigareta s filterom füstszűrős (cigaretta) filter sígaretta með síu/filter sigaretta col filtro フィルター 담배의 필터 filtras, cigaretė su filtru (cigaretes) filtrs; cigarete ar filtru penapis filtersigaret filtersigarett filtr, papieros z filtrem د سګړټ فلتر filtro/ (cigarro com) filtro (ţigară cu) filtru сигарета с фильтром cigareta s filtrom filter filter filter[cigarrett] ส่วนที่เป็นก้นกรองของบุหรี่ filtreli sigara 香煙的濾嘴 цигарка з фільтром فلٹر والا سگریٹ đầu lọc 香烟的过滤咀
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
filter
→ جِهَاز تَرْشِيح , يُصَفِّي filtr, filtrovat filter, filtrere Filter , filtern φιλτράρω , φίλτρο filtrar , filtro suodatin, suodattaa filtre , filtrer filter, filtrirati filtrare , filtro 濾過する, 濾過器 거르다, 필터 filter , filteren filter , filtrere filtr , przefiltrować filtrar , filtro фильтр , фильтровать filter, filtrera เครื่องกรอง, กรอง filtre , süzmek cái lọc, lọc 过滤 , 过滤器Multilingual Translator © HarperCollins Publishers 2009
fil·ter
n. filtro;
v. filtrar;
to ___ through → filtrarse.
English-Spanish Medical Dictionary © Farlex 2012
filter
n filtro; inferior vena cava — filtro de la vena cava inferior; vt filtrarEnglish-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.