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Electrical brush
(gcide) | Brush \Brush\ (br[u^]sh), n. [OE. brusche, OF. broche, broce,
brosse, brushwood, F. brosse brush, LL. brustia, bruscia, fr.
OHG. brusta, brust, bristle, G. borste bristle, b["u]rste
brush. See Bristle, n., and cf. Browse.]
1. An instrument composed of bristles, or other like
material, set in a suitable back or handle, as of wood,
bone, or ivory, and used for various purposes, as in
removing dust from clothes, laying on colors, etc. Brushes
have different shapes and names according to their use;
as, clothes brush, paint brush, tooth brush, etc.
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2. The bushy tail of a fox.
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3. (Zool.) A tuft of hair on the mandibles.
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4. Branches of trees lopped off; brushwood.
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5. A thicket of shrubs or small trees; the shrubs and small
trees in a wood; underbrush.
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6. land covered with brush[5]; in Australia, a dense growth
of vegetation in good soil, including shrubs and trees,
mostly small.
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7. (Elec.) A bundle of flexible wires or thin plates of
metal, used to conduct an electrical current to or from
the commutator of a dynamo, electric motor, or similar
apparatus.
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8. The act of brushing; as, to give one's clothes a brush; a
rubbing or grazing with a quick motion; a light touch; as,
we got a brush from the wheel as it passed.
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[As leaves] have with one winter's brush
Fell from their boughts. --Shak.
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9. A skirmish; a slight encounter; a shock or collision; as,
to have a brush with an enemy; a brush with the law.
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Let grow thy sinews till their knots be strong,
And tempt not yet the brushes of the war. --Shak.
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10. A short contest, or trial, of speed.
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Let us enjoy a brush across the country. --Cornhill
Mag.
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Electrical brush, a form of the electric discharge
characterized by a brushlike appearance of luminous rays
diverging from an electrified body.
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Electrical brush
(gcide) | Electric \E*lec"tric\ ([-e]*l[e^]k"tr[i^]k), Electrical
\E*lec"tric*al\ ([-e]*l[e^]k"tr[i^]*kal), a. [L. electrum amber,
a mixed metal, Gr. 'h`lektron; akin to 'hle`ktwr the beaming
sun, cf. Skr. arc to beam, shine: cf. F. ['e]lectrique. The
name came from the production of electricity by the friction
of amber.]
1. Pertaining to electricity; consisting of, containing,
derived from, or produced by, electricity; as, electric
power or virtue; an electric jar; electric effects; an
electric spark; an electric charge; an electric current;
an electrical engineer.
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2. Capable of occasioning the phenomena of electricity; as,
an electric or electrical machine or substance; an
electric generator.
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3. Electrifying; thrilling; magnetic. "Electric Pindar."
--Mrs. Browning.
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4. powered by electricity; as, electrical appliances; an
electric toothbrush; an electric automobile.
[WordNet 1.5]
Electric atmosphere, or Electric aura. See under Aura.
Electrical battery. See Battery.
Electrical brush. See under Brush.
Electric cable. See Telegraph cable, under Telegraph.
Electric candle. See under Candle.
Electric cat (Zo["o]l.), one of three or more large species
of African catfish of the genus Malapterurus (esp. {M.
electricus} of the Nile). They have a large electrical
organ and are able to give powerful shocks; -- called also
sheathfish.
Electric clock. See under Clock, and see
Electro-chronograph.
Electric current, a current or stream of electricity
traversing a closed circuit formed of conducting
substances, or passing by means of conductors from one
body to another which is in a different electrical state.
Electric eel, or Electrical eel (Zo["o]l.), a South
American eel-like fresh-water fish of the genus Gymnotus
(G. electricus), from two to five feet in length,
capable of giving a violent electric shock. See
Gymnotus.
Electrical fish (Zo["o]l.), any fish which has an
electrical organ by means of which it can give an
electrical shock. The best known kinds are the torpedo,
the gymnotus, or electrical eel, and the {electric
cat}. See Torpedo, and Gymnotus.
Electric fluid, the supposed matter of electricity;
lightning. [archaic]
Electrical image (Elec.), a collection of electrical points
regarded as forming, by an analogy with optical phenomena,
an image of certain other electrical points, and used in
the solution of electrical problems. --Sir W. Thomson.
Electric machine, or Electrical machine, an apparatus for
generating, collecting, or exciting, electricity, as by
friction.
Electric motor. See Electro-motor, 2.
Electric osmose. (Physics) See under Osmose.
Electric pen, a hand pen for making perforated stencils for
multiplying writings. It has a puncturing needle driven at
great speed by a very small magneto-electric engine on the
penhandle.
Electric railway, a railway in which the machinery for
moving the cars is driven by an electric current.
Electric ray (Zo["o]l.), the torpedo.
Electric telegraph. See Telegraph.
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