Per·fect a.
  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 Pannonians are now in arms.   --Shak.
  3. Bot. Hermaphrodite; having both stamens and pistils; -- said of a flower.
  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.
  Syn: -- Finished; consummate; complete; entire; faultless; blameless; unblemished.
  perfect tense
       n : a tense of verbs used in describing action that has been
           completed (sometimes regarded as perfective aspect) [syn:
            perfective, perfective tense, perfect]