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Reduction   /rədˈəkʃən/  /ridˈəkʃən/   Listen
noun
Reduction  n.  
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. & 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.
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.
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 (7); as, the reduction of iron from its ores; the reduction of an aldehyde into an 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.
Synonyms: Diminution; decrease; abatement; curtailment; subjugation; conquest; subjection.





Collaborative International Dictionary of English 0.48


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"Reduction" Quotes from Famous Books



... and absence of imagination, but a difference in the materials with which imagination is occupied. The result is an unwholesome exaggeration of the phantastic and "unreal" phases of childish play and a deadly reduction of serious occupation to a routine efficiency prized simply for its external tangible results. Achievement comes to denote the sort of thing that a well-planned machine can do better than a human being can, and the main effect of education, ...
— Democracy and Education • John Dewey
... rooms in the house as there are days in the year. The drives and walks of the large park are always open, and the house is shown on Fridays from 10 A.M. to 5 P.M., and on Thursdays and Saturdays from 2 to 5 P.M. at a charge of 2s.; there is a reduction for a party. Tickets ...
— What to See in England • Gordon Home
... IVANOVITCH, a noted Russian general of German descent, who, trained in the engineer corps, greatly distinguished himself by his defensive operations at Sebastopol during its siege by the French and English in the Crimean War, and subsequently by the reduction of Plevna, his greatest achievement, which brought to a close the war with Turkey in 1877; subsequently became commander-in-chief ...
— The Nuttall Encyclopaedia - Being a Concise and Comprehensive Dictionary of General Knowledge • Edited by Rev. James Wood
... inhabitants, or a great part of them, on Long Island in the colony of New York, are not only inimical to the rights and liberties of America, but by their conduct and public professions have discovered a disposition to aid and assist in the reduction of that colony to ministerial tyranny; and as it is a matter of the utmost importance to prevent the enemy from taking possession of the City of New York and the North River, as they will thereby command the country, and the communication with Canada—it is of too much ...
— The Campaign of 1776 around New York and Brooklyn • Henry P. Johnston
... Chinaman's indisposition, combined to make the outlook unpleasant, and on arrival [in camp] I was not surprised to find that Scott had a grievance. He felt that in arranging the consumption of forage his own unit had not been favoured with the same reduction as ours, in fact accused me of putting upon his three horses to save my own. We went through the weights in detail after our meal, and, after a certain amount of argument, decided to carry on as we were going. I can quite understand his feelings, and after our experience of ...
— The Worst Journey in the World, Volumes 1 and 2 - Antarctic 1910-1913 • Apsley Cherry-Garrard


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