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3 definitions found
 for Proper fraction
From The Collaborative International Dictionary of English v.0.48 :

  Fraction \Frac"tion\, n. [F. fraction, L. fractio a breaking,
     fr. frangere, fractum, to break. See Break.]
     1. The act of breaking, or state of being broken, especially
        by violence. [Obs.]
        [1913 Webster]
              Neither can the natural body of Christ be subject to
              any fraction or breaking up.          --Foxe.
        [1913 Webster]
     2. A portion; a fragment.
        [1913 Webster]
              Some niggard fractions of an hour.    --Tennyson.
        [1913 Webster]
     3. (Arith. or Alg.) One or more aliquot parts of a unit or
        whole number; an expression for a definite portion of a
        unit or magnitude.
        [1913 Webster]
     Common fraction, or Vulgar fraction, a fraction in which
        the number of equal parts into which the integer is
        supposed to be divided is indicated by figures or letters,
        called the denominator, written below a line, over which
        is the numerator, indicating the number of these parts
        included in the fraction; as 1/2, one half, 2/5, two
     Complex fraction, a fraction having a fraction or mixed
        number in the numerator or denominator, or in both.
        --Davies & Peck.
     Compound fraction, a fraction of a fraction; two or more
        fractions connected by of.
     Continued fraction, Decimal fraction, Partial fraction,
        etc. See under Continued, Decimal, Partial, etc.
     Improper fraction, a fraction in which the numerator is
        greater than the denominator.
     Proper fraction, a fraction in which the numerator is less
        than the denominator.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Proper \Prop"er\, a. [OE. propre, F. propre, fr. L. proprius.
     Cf. Appropriate.]
     [1913 Webster]
     1. Belonging to one; one's own; individual. "His proper good"
        [i. e., his own possessions]. --Chaucer. "My proper son."
        [1913 Webster]
              Now learn the difference, at your proper cost,
              Betwixt true valor and an empty boast. --Dryden.
        [1913 Webster]
     2. Belonging to the natural or essential constitution;
        peculiar; not common; particular; as, every animal has his
        proper instincts and appetites.
        [1913 Webster]
              Those high and peculiar attributes . . . which
              constitute our proper humanity.       --Coleridge.
        [1913 Webster]
     3. Befitting one's nature, qualities, etc.; suitable in all
        respect; appropriate; right; fit; decent; as, water is the
        proper element for fish; a proper dress.
        [1913 Webster]
              The proper study of mankind is man.   --Pope.
        [1913 Webster]
              In Athens all was pleasure, mirth, and play,
              All proper to the spring, and sprightly May.
        [1913 Webster]
     4. Becoming in appearance; well formed; handsome. [Archaic]
        "Thou art a proper man." --Chaucer.
        [1913 Webster]
              Moses . . . was hid three months of his parents,
              because they saw he was a proper child. --Heb. xi.
        [1913 Webster]
     5. Pertaining to one of a species, but not common to the
        whole; not appellative; -- opposed to common; as, a
        proper name; Dublin is the proper name of a city.
        [1913 Webster]
     6. Rightly so called; strictly considered; as, Greece proper;
        the garden proper.
        [1913 Webster]
     7. (Her.) Represented in its natural color; -- said of any
        object used as a charge.
        [1913 Webster]
     In proper, individually; privately. [Obs.] --Jer. Taylor.
     Proper flower or Proper corolla (Bot.), one of the single
        florets, or corollets, in an aggregate or compound flower.
     Proper fraction (Arith.) a fraction in which the numerator
        is less than the denominator.
     Proper nectary (Bot.), a nectary separate from the petals
        and other parts of the flower. -- Proper noun (Gram.), a
        name belonging to an individual, by which it is
        distinguished from others of the same class; -- opposed to
        common noun; as, John, Boston, America.
     Proper perianth or Proper involucre (Bot.), that which
        incloses only a single flower.
     Proper receptacle (Bot.), a receptacle which supports only
        a single flower or fructification.
        [1913 Webster]

From WordNet (r) 3.0 (2006) :

  proper fraction
      n 1: a fraction with a numerator smaller than the denominator

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