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1 filter
I ['fɪltə(r)]1) tecn. fot. filtro m.2) (anche filter lane) BE aut. = corsia riservata ai veicoli che svoltano3) BE aut. (arrow) freccia f. direzionale (di semaforo)II 1. ['fɪltə(r)]verbo transitivo filtrare [liquid, gas, coffee]2.1) (anche filter off) BE aut.2) (trickle)to filter into — [light, sound, water] filtrare in [ area]
•* * *['filtə] 1. 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.) filtro2) (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.) filtro2. verb1) ((of liquids) to (become) clean by passing through a filter: The rain-water filtered into a tank.) filtrare2) (to come bit by bit or gradually: The news filtered out.) filtrare•* * *filter /ˈfɪltə(r)/n.● filter bed, letto filtrante □ filter coffee, caffè fatto con una caffettiera □ (elettron.) filter crystal, filtro a cristallo (o a quarzo) □ (zool.) filter feeding, ( di animale acquatico) che si alimenta per filtrazione □ filter paper, carta da filtro; filtro di carta □ filter press, filtropressa □ filter tip, filtro ( di sigaretta) col filtro □ ( di sigaretta) filter-tipped, col filtro □ to act as a filter, fare da filtro.(to) filter /ˈfɪltə(r)/A v. t.( anche fig.) filtrare: We have to filter all our water, dobbiamo filtrate tutta l'acqua che usiamo; to filter calls, filtrare le telefonateB v. i.1 ( seguito da prep.) ( anche fig.) filtrare; penetrare: The light filtered through the shutters [into the room], la luce filtrava attraverso le persiane [nella stanza]2 (fig.) diffondersi lentamente3 (fig.) entrare alla spicciolata: People began to filter into the hall, la gente cominciò a entrare alla spicciolata nella sala4 (autom., GB: del traffico) girare a destra o a sinistra a un semaforo seguendo le frecce consensive; immettersi.* * *I ['fɪltə(r)]1) tecn. fot. filtro m.2) (anche filter lane) BE aut. = corsia riservata ai veicoli che svoltano3) BE aut. (arrow) freccia f. direzionale (di semaforo)II 1. ['fɪltə(r)]verbo transitivo filtrare [liquid, gas, coffee]2.1) (anche filter off) BE aut.2) (trickle)to filter into — [light, sound, water] filtrare in [ area]
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Filter paper — is a semi permeable paper barrier placed perpendicular to a liquid flow. It is used to separate fine solids from liquids. In laboratories, filter paper is usually used with a filter funnel, Hirsch, or Buchner funnel.TypesFilter paper comes in… … Wikipedia
filter — [fil′tər] n. [ME filtre < OFr < ML filtrum, feltrum, felt, fulled wool (used for straining liquors) < Gmc: see FELT1] 1. a device for separating solid particles, impurities, etc. from a liquid or gas by passing it through a porous… … English World dictionary
filter — ► NOUN 1) a porous device for removing solid particles from a liquid or gas passed through it. 2) a screen, plate, or layer which absorbs some of the light passing through it. 3) Brit. an arrangement at a junction whereby vehicles may turn while… … English terms dictionary
Filter (mathematics) — The powerset algebra of the set {1,2,3,4} with the upset colored green. The green elements make a principal ultrafilter on the lattice. In mathematics, a filter is a special subset of a partially ordered set. A frequently used special case is the … Wikipedia
Filter (optics) — Coloured and Neutral Density filters Optical filters are devices which selectively transmit light of different wavelengths, usually implemented as plane glass or plastic devices in the optical path which are either dyed in the mass or have… … Wikipedia
Filter (aquarium) — Aquarium filters are critical components of both freshwater and marine aquaria.cite book |last=Riehl |first=Rüdiger. Editor. |coauthors=Baensch, HA |title=Aquarium Atlas |year=1996. 5th Edn. |publisher=Tetra Press |location=Germany |isbn=3 88244… … Wikipedia
Filter feeder — [ left|thumb|200px|Krill feeding under high phytoplankton concentration (slowed down by a factor of 12).] Filter feeders (also known as suspension feeders) are animals that feed by straining suspended matter and food particles from water,… … Wikipedia
filter — noun 1》 a porous device for removing impurities or solid particles from a liquid or gas passed through it. ↘a screen, plate, or layer which absorbs some of the light passing through it. ↘a device for suppressing electrical or sound waves… … English new terms dictionary
filter — fil|ter1 [ˈfıltə US ər] n [Date: 1300 1400; : Old French; Origin: filtre piece of felt (= thick material) used as a filter , from Medieval Latin filtrum] 1.) something that you pass water, air etc through in order to remove unwanted substances… … Dictionary of contemporary English
filter out — verb remove by passing through a filter filter out the impurities • Syn: ↑filter, ↑filtrate, ↑strain, ↑separate out • Derivationally related forms: ↑strainer (for: ↑ … Useful english dictionary
Filter (Unix) — In UNIX and UNIX like operating systems, a filter is a program that gets most of its data from standard input (the main input stream) and writes its main results to standard output (the main output stream). UNIX filters are often used as elements … Wikipedia
