catflap.org Online Dictionary Query

  Reduction \Re*duc"tion\ (r[-e]*d[u^]k"sh[u^]n), n. [F.
     r['e]duction, L. reductio. See Reduce.]
     1. The act of reducing, or state of being reduced; conversion
        to a given state or condition; diminution; conquest; as,
        the reduction of a body to powder; the reduction of things
        to order; the reduction of the expenses of government; the
        reduction of a rebellious province.
        [1913 Webster]
  
     2. (Arith. & Alg.) The act or process of reducing. See
        Reduce, v. t., 6. and To reduce an equation, To
        reduce an expression, under Reduce, v. t.
        [1913 Webster]
  
     3. (Astron.)
        (a) The correction of observations for known errors of
            instruments, etc.
        (b) The preparation of the facts and measurements of
            observations in order to deduce a general result.
            [1913 Webster]
  
     4. The process of making a copy of something, as a figure,
        design, or draught, on a smaller scale, preserving the
        proper proportions. --Fairholt.
        [1913 Webster]
  
     5. (Logic) The bringing of a syllogism in one of the
        so-called imperfect modes into a mode in the first figure.
        [1913 Webster]
  
     6. (Chem. & Metal.) The act, process, or result of
        reducing[7]; as, the reduction of iron from its ores; the
        reduction of an aldehyde into an alcohol.
        [1913 Webster]
  
     7. (Med.) The operation of restoring a dislocated or
        fractured part to its former place.
        [1913 Webster]
  
     Reduction ascending (Arith.), the operation of changing
        numbers of a lower into others of a higher denomination,
        as cents to dollars.
  
     Reduction descending (Arith.), the operation of changing
        numbers of a higher into others of a lower denomination,
        as dollars to cents.
        [1913 Webster]
  
     Syn: Diminution; decrease; abatement; curtailment;
          subjugation; conquest; subjection.
          [1913 Webster]

  Reduction \Re*duc"tion\ (r?*d?k"sh?n), n. [F. r['e]duction, L.
     reductio. See Reduce.]
     1. The act of reducing, or state of being reduced; conversion
        to a given state or condition; diminution; conquest; as,
        the reduction of a body to powder; the reduction of things
        to order; the reduction of the expenses of government; the
        reduction of a rebellious province.
  
     2. (Arith. & Alq.) The act or process of reducing. See
        Reduce, v. t., 6. and To reduce an equation, To
        reduce an expression, under Reduce, v. t.
  
     3. (Astron.)
        (a) The correction of observations for known errors of
            instruments, etc.
        (b) The preparation of the facts and measurements of
            observations in order to deduce a general result.
  
     4. The process of making a copy of something, as a figure,
        design, or draught, on a smaller scale, preserving the
        proper proportions. --Fairholt.
  
     5. (Logic) The bringing of a syllogism in one of the
        so-called imperfect modes into a mode in the first figure.
  
     6. (Chem. & Metal.) The act, process, or result of reducing;
        as, the reduction of iron from its ores; the reduction of
        aldehyde from alcohol.
  
     7. (Med.) The operation of restoring a dislocated or
        fractured part to its former place.
  
     Reduction ascending (Arith.), the operation of changing
        numbers of a lower into others of a higher denomination,
        as cents to dollars.
  
     Reduction descending (Arith.), the operation of changing
        numbers of a higher into others of a lower denomination,
        as dollars to cents.
  
     Syn: Diminution; decrease; abatement; curtailment;
          subjugation; conquest; subjection.