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/fˈɪltər/ Listen

Filter

noun

Device that removes something from whatever passes through it.

An electrical device that alters the frequency spectrum of signals passing through it.

verb

(past & past part. filtered; pres. part. filtering)

Remove by passing through a filter. Synonyms: filter out, filtrate, separate out, strain.

Pass through. Synonyms: percolate, permeate, sink in.

Run or flow slowly, as in drops or in an unsteady stream. Synonyms: dribble, trickle. "Reports began to dribble in"

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"Filter" Quotes from Famous Books

... Parliament. The result of these excesses is that my pater's imagination has been fired, and at time of going to press he wants me to imitate Comrade Bickersdyke. However, there's plenty of time. That's one comfort. He's certain to change his mind again. Ready? Then suppose we filter forth into the arena?' ...

— Psmith in the City • P. G. Wodehouse

... filter.* Diagram of a section through the nostrils; shows projecting bones covered with moist membrane against which the air is made to strike by the narrow passages. 1. Air passages. 2. Cavities in the bones. 3. Front lower portion of the ...

— Physiology and Hygiene for Secondary Schools • Francis M. Walters, A.M.

... cities, furnished with a solid frame and casement, fitted with louvres of plate glass with polished edges. Between the rebate and the casement it is a good plan to leave a space of an inch and a half for a movable stretcher-frame holding several layers of "cheese-cloth" to filter the air. The construction of such an air filter is shown at Fig. 7. The glass louvres keep out the wet, and throw off coarse particles of falling soot; and the provision of a movable stretcher permits the cloths to be frequently changed for clean ...

— The Turkish Bath - Its Design and Construction • Robert Owen Allsop

... purple-red color is produced in this way. The following simpler and less expensive method of obtaining an indelible red mark on linen has been proposed by Wegler: Dilute egg albumen with an equal weight of water, rapidly stir with a glass rod until it foams, and then filter through linen. Mix the filtrate with a sufficient quantity of finely levigated vermilion until a rather thick liquid is obtained. Write with a quill, or gold pen, and then touch the reverse side of the fabric with a hot iron, coagulating ...

— Scientific American Supplement, No. 1178, June 25, 1898 • Various

... moving waters, coming out of the hiding-places of the rocks. Her petticoat of striped white and blue, torn and discolored, falls only just below the knees, leaving her legs bare; her bluish apron drips and smells of the brine like a filter; and her bare feet in contrast with the brown color that the sun has given her flesh, are singularly pallid, like the roots of aquatic plants. And her voice is limpid and childish; and some of the words that she speaks seem to light up ...

— Public Speaking • Clarence Stratton

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