資料來源 : Webster's Revised Unabridged Dictionary (1913)

Perfect \Per"fect\, 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.

            My strength is made perfect in weakness. --2 Cor.
                                                  xii. 9.

            Three glorious suns, each one a perfect sun. --Shak.

            I fear I am not in my perfect mind.   --Shak.

            O most entire perfect sacrifice!      --Keble.

            God made thee perfect, not immutable. --Milton.

   2. Well informed; certain; sure.

            I am perfect that the Pannonains are now in arms.
                                                  --Shak.

   3. (Bot.) Hermaphrodite; having both stamens and pistils; --
      said of flower.

   {Perfect cadence} (Mus.), a complete and satisfactory close
      in 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.