Filoplume
(Fil"o*plume) n. [L. filum a thread pluma a soft feather.] (Zoöl.) A hairlike feather; a father
with a slender scape and without a web in most or all of its length.
Filose
(Fi"lose`) a. [L. filum a thread.] Terminating in a threadlike process.
Filter
(Fil"ter) n. [F. filtre, the same word as feutre felt, LL. filtrum, feltrum, felt, fulled wool, this being
used for straining liquors. See Feuter.] Any porous substance, as cloth, paper, sand, or charcoal,
through which water or other liquid may passed to cleanse it from the solid or impure matter held in
suspension; a chamber or device containing such substance; a strainer; also, a similar device for purifying
air.
Filter bed,
a pond, the bottom of which is a filter composed of sand gravel. — Filter gallery, an underground
gallery or tunnel, alongside of a stream, to collect the water that filters through the intervening sand and
gravel; — called also infiltration gallery.
Filter
(Fil"ter), v. t. [imp. & p. p. Filtered ; p. pr. & vb. n. Filtering] [Cf. F. filter. See Filter, n.,
and cf. Filtrate.] To purify or defecate, as water or other liquid, by causing it to pass through a filter.
Filtering paper, or
Filter paper,
a porous unsized paper, for filtering.
Filter
(Fil"ter), v. i. To pass through a filter; to percolate.
Filter
(Fil"ter), n. Same as Philter.
Filth
(Filth) n. [OE. filthe, fulðe, AS. flð, fr. ful foul; akin to OHG. fulida. See Foul, and cf. File.]
1. Foul matter; anything that soils or defiles; dirt; nastiness.
2. Anything that sullies or defiles the moral character; corruption; pollution.
To purify the soul from the dross and filth of sensual delights.
Tillotson. Filth disease (Med.),
a disease supposed to be due to pollution of the soil or water.
Filthily
(Filth"i*ly) adv. In a filthy manner; foully.
Filthiness
(Filth"i*ness), n.
1. The state of being filthy.
Let us cleanse ourselves from all filthiness of the flesh and spirit.
2 Cor. vii. 1. 2. That which is filthy, or makes filthy; foulness; nastiness; corruption; pollution; impurity.
Carry forth the filthiness out of the holy place.
2 Chron. xxix. 5. Filthy
(Filth"y) a. [Compar. Filthier ; superl. Filthiest.] Defiled with filth, whether material or moral; nasty; dirty; polluted; foul; impure; obscene.
"In the filthy-mantled pool." Shak.
He which is filthy let him be filthy still.
Rev. xxii. 11. Syn. — Nasty; foul; dirty; squalid; unclean; sluttish; gross; vulgar; licentious. See Nasty.
Filtrate
(Fil"trate) v. t. [imp. & p. p. Filtrated ; p. pr. & vb. n. Filtrating. ] [Cf. LL. filtrare. See Filter.]
To filter; to defecate; as liquid, by straining or percolation. Arbuthnot.