| slovo | definícia |
Artificial sines
(gcide) | Sine \Sine\, n. [LL. sinus a sine, L. sinus bosom, used in
translating the Ar. jaib, properly, bosom, but probably read
by mistake (the consonants being the same) for an original
j[imac]ba sine, from Skr. j[imac]va bowstring, chord of an
arc, sine.] (Trig.)
(a) The length of a perpendicular drawn from one extremity
of an arc of a circle to the diameter drawn through
the other extremity.
(b) The perpendicular itself. See Sine of angle, below.
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Artificial sines, logarithms of the natural sines, or
logarithmic sines.
Curve of sines. See Sinusoid.
Natural sines, the decimals expressing the values of the
sines, the radius being unity.
Sine of an angle, in a circle whose radius is unity, the
sine of the arc that measures the angle; in a right-angled
triangle, the side opposite the given angle divided by the
hypotenuse. See Trigonometrical function, under
Function.
Versed sine, that part of the diameter between the sine and
the arc.
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Artificial sines
(gcide) | Artificial \Ar`ti*fi"cial\, a. [L. artificialis, fr. artificium:
cf. F. artificiel. See Artifice.]
1. Made or contrived by art; produced or modified by human
skill and labor, in opposition to natural; as, artificial
heat or light, gems, salts, minerals, fountains, flowers.
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Artificial strife
Lives in these touches, livelier than life. --Shak.
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2. Feigned; fictitious; assumed; affected; not genuine.
"Artificial tears." --Shak.
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3. Artful; cunning; crafty. [Obs.] --Shak.
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4. Cultivated; not indigenous; not of spontaneous growth; as,
artificial grasses. --Gibbon.
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Artificial arguments (Rhet.), arguments invented by the
speaker, in distinction from laws, authorities, and the
like, which are called inartificial arguments or proofs.
--Johnson.
Artificial classification (Science), an arrangement based
on superficial characters, and not expressing the true
natural relations species; as, "the artificial system" in
botany, which is the same as the Linn[ae]an system.
Artificial horizon. See under Horizon.
Artificial light, any light other than that which proceeds
from the heavenly bodies.
Artificial lines, lines on a sector or scale, so contrived
as to represent the logarithmic sines and tangents, which,
by the help of the line of numbers, solve, with tolerable
exactness, questions in trigonometry, navigation, etc.
Artificial numbers, logarithms.
Artificial person (Law). See under Person.
Artificial sines, tangents, etc., the same as logarithms
of the natural sines, tangents, etc. --Hutton.
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