| slovo | definícia |
Perfect number
(gcide) | Perfect \Per"fect\ (p[~e]r"f[e^]kt), a. [OE. parfit, OF. parfit,
parfet, parfait, F. parfait, L. perfectus, p. p. of perficere
to carry to the end, to perform, finish, perfect; per (see
Per-) + facere to make, do. See Fact.]
1. Brought to consummation or completeness; completed; not
defective nor redundant; having all the properties or
qualities requisite to its nature and kind; without flaw,
fault, or blemish; without error; mature; whole; pure;
sound; right; correct.
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My strength is made perfect in weakness. --2 Cor.
xii. 9.
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Three glorious suns, each one a perfect sun. --Shak.
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I fear I am not in my perfect mind. --Shak.
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O most entire perfect sacrifice! --Keble.
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God made thee perfect, not immutable. --Milton.
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2. Well informed; certain; sure.
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I am perfect that the Pannonians are now in arms.
--Shak.
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3. (Bot.) Hermaphrodite; having both stamens and pistils; --
said of a flower.
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Perfect cadence (Mus.), a complete and satisfactory close
in the harmony, as upon the tonic preceded by the
dominant.
Perfect chord (Mus.), a concord or union of sounds which is
perfectly coalescent and agreeable to the ear, as the
unison, octave, fifth, and fourth; a perfect consonance; a
common chord in its original position of keynote, third,
fifth, and octave.
Perfect number (Arith.), a number equal to the sum of all
its divisors; as, 28, whose aliquot parts, or divisors,
are 14, 7, 4, 2, 1. See Abundant number, under
Abundant. --Brande & C.
Perfect tense (Gram.), a tense which expresses an act or
state completed; also called the perfective tense.
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Syn: Finished; consummate; complete; entire; faultless;
blameless; unblemished.
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| | podobné slovo | definícia |
Imperfect number
(gcide) | Imperfect \Im*per"fect\, a. [L. imperfectus: pref. im- not +
perfectus perfect: cf. F imparfait, whence OE. imparfit. See
Perfect.]
1. Not perfect; not complete in all its parts; wanting a
part; deective; deficient.
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Something he left imperfect in the state. --Shak.
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Why, then, your other senses grow imperfect. --Shak.
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2. Wanting in some elementary organ that is essential to
successful or normal activity.
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He . . . stammered like a child, or an amazed,
imperfect person. --Jer. Taylor.
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3. Not fulfilling its design; not realizing an ideal; not
conformed to a standard or rule; not satisfying the taste
or conscience; esthetically or morally defective.
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Nothing imperfect or deficient left
Of all that he created. --Milton.
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Then say not man's imperfect, Heaven in fault;
Say rather, man's as perfect as he ought. --Pope.
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Imperfect arch, an arch of less than a semicircle; a skew
arch.
Imperfect cadence (Mus.), one not ending with the tonic,
but with the dominant or some other chord; one not giving
complete rest; a half close.
Imperfect consonances (Mus.), chords like the third and
sixth, whose ratios are less simple than those of the
fifth and forth.
Imperfect flower (Bot.), a flower wanting either stamens or
pistils. --Gray.
Imperfect interval (Mus.), one a semitone less than
perfect; as, an imperfect fifth.
Imperfect number (Math.), a number either greater or less
than the sum of its several divisors; in the former case,
it is called also a defective number; in the latter, an
abundant number.
Imperfect obligations (Law), obligations as of charity or
gratitude, which cannot be enforced by law.
Imperfect power (Math.), a number which can not be produced
by taking any whole number or vulgar fraction, as a
factor, the number of times indicated by the power; thus,
9 is a perfect square, but an imperfect cube.
Imperfect tense (Gram.), a tense expressing past time and
incomplete action.
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