Word Direct Answers

What does "reduction" mean?

Reduction: (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.

Additional senses

  1. 2.(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.
  2. 3.The process of making a copy of something, as a figure, design, or draught, on a smaller scale, preserving the proper proportions. Fairholt.
  3. 4.(Logic) The bringing of a syllogism in one of the so-called imperfect modes into a mode in the first figure.
  4. 5.(Chem. & Metal.) The act, process, or result of reducing; as, the reduction of iron from its ores; the reduction of aldehyde from alcohol.
  5. 6.(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.

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