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1828.mshaffer.com › Word [reduction]
REDUC'TION, n. [L. reductio.] 1. The act of reducing, or state of being reduced; as the reduction of a body to powder; the reduction of things to order.2. Diminution; as the reduction of the expenses of government; the reduction of the national debt.3. Conquest; subjugation; as the reduction of a province to the power of a foreign nation.4. In arithmetic, the bringing of numbers of different denominations into one denomination; as the reduction of pounds, ounces, pennyweights and grains to grains, or the reduction of grains to pounds; the reduction of days and hours to minutes, or of minutes to hours and days. The change of numbers of a higher denomination into a lower, as of pounds into pence or farthings, is called reduction descending; the change of numbers of a lower denomination into a higher, as of cents into dimes, dollars or eagles, is called reduction ascending. Hence the rule for bringing sums of different denominations into one denomination, is called reduction.5. In algebra, reduction of equations is the clearing of them of all superfluous quantities, bringing them to their lowest terms and separating the known from the unknown, till the unknown quantity alone is found on one side, and the known ones of the other.6. Reduction of a figure, men, &c. is the making of a copy of it on a smaller or larger scale, preserving the form and proportions.7. In surgery, the operation of restoring a dislocated or fractured bone to its former place.8. In metallurgy, the operation of bringing metallic substances which have been changed, or divested of their metallic form, into their natural and original state of metals. This is called also revivification.
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Evolution (or devolution) of this word [reduction]
1828 Webster | 1844 Webster | 1913 Webster |
REDUC'TION, n. [L. reductio.] 1. The act of reducing, or state of being reduced; as the reduction of a body to powder; the reduction of things to order.2. Diminution; as the reduction of the expenses of government; the reduction of the national debt.3. Conquest; subjugation; as the reduction of a province to the power of a foreign nation.4. In arithmetic, the bringing of numbers of different denominations into one denomination; as the reduction of pounds, ounces, pennyweights and grains to grains, or the reduction of grains to pounds; the reduction of days and hours to minutes, or of minutes to hours and days. The change of numbers of a higher denomination into a lower, as of pounds into pence or farthings, is called reduction descending; the change of numbers of a lower denomination into a higher, as of cents into dimes, dollars or eagles, is called reduction ascending. Hence the rule for bringing sums of different denominations into one denomination, is called reduction.5. In algebra, reduction of equations is the clearing of them of all superfluous quantities, bringing them to their lowest terms and separating the known from the unknown, till the unknown quantity alone is found on one side, and the known ones of the other.6. Reduction of a figure, men, &c. is the making of a copy of it on a smaller or larger scale, preserving the form and proportions.7. In surgery, the operation of restoring a dislocated or fractured bone to its former place.8. In metallurgy, the operation of bringing metallic substances which have been changed, or divested of their metallic form, into their natural and original state of metals. This is called also revivification. | RE-DUC'TION, n. [Fr. from L. reductio.]- The act of reducing, or state of being reduced; as, the reduction of a body to powder; the reduction of things to order.
- Diminution; as, the reduction of the expenses of government; the reduction of the national debt.
- Conquest; subjugation; as, the reduction of a province to the power of a foreign nation.
- In arithmetic, the bringing of numbers of different denominations into one denomination; as, the reduction of pounds, ounces, pennyweights and grains to grains, or the reduction of grains to pounds; the reduction of days and hours to minutes, or of minutes to hours and days. The change of numbers of a higher denomination into a lower, as of pounds into pence or farthings, is called reduction descending; the change of numbers of a lower denomination into a higher, as of cents into dimes, dollars or eagles, is called reduction ascending. Hence the rule for bringing sums of different denominations into one denomination, is called reduction.
- In algebra, reduction of equations is the clearing of them of all superfluous quantities, bringing them to their lowest terms, and separating the known from the unknown, till the unknown quantity alone is found on one side, and the known ones on the other. – Encyc.
- Reduction of a figure, map, &c. is the making of a copy of it on a smaller scale, preserving the form and proportions. – Encyc.
- In surgery, the operation of restoring a dislocated or fractured bone to its former place.
- In metallurgy, the operation of bringing metallic substances which have been combined, into their natural and original state of metals. This is called also revivification. – Nicholson. Encyc.
| Re*duc"tion
- 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.
- The act or process
of reducing. See Reduce, v. t., 6. and To
reduce an equation, To reduce an expression, under
Reduce, v. t.
- The
correction of observations for known errors of instruments, etc.
- The process of making a copy of something,
as a figure, design, or draught, on a smaller scale, preserving the
proper proportions.
- The bringing of a syllogism
in one of the so-called imperfect modes into a mode in the first
figure.
- The act, process,
or result of reducing] as, the reduction of iron from its ores;
the reduction of aldehyde from alcohol.
- The operation of restoring a
dislocated or fractured part to its former place.
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1828 Webster | 1844 Webster | 1913 Webster |
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Reduction REDUC'TION, noun [Latin reductio.] 1. The act of reducing, or state of being reduced; as the reduction of a body to powder; the reduction of things to order. 2. Diminution; as the reduction of the expenses of government; the reduction of the national debt. 3. Conquest; subjugation; as the reduction of a province to the power of a foreign nation. 4. In arithmetic, the bringing of numbers of different denominations into one denomination; as the reduction of pounds, ounces, pennyweights and grains to grains, or the reduction of grains to pounds; the reduction of days and hours to minutes, or of minutes to hours and days. The change of numbers of a higher denomination into a lower, as of pounds into pence or farthings, is called reduction descending; the change of numbers of a lower denomination into a higher, as of cents into dimes, dollars or eagles, is called reduction ascending. Hence the rule for bringing sums of different denominations into one denomination, is called reduction 5. In algebra, reduction of equations is the clearing of them of all superfluous quantities, bringing them to their lowest terms and separating the known from the unknown, till the unknown quantity alone is found on one side, and the known ones of the other. 6. reduction of a figure, men, etc. is the making of a copy of it on a smaller or larger scale, preserving the form and proportions. 7. In surgery, the operation of restoring a dislocated or fractured bone to its former place. 8. In metallurgy, the operation of bringing metallic substances which have been changed, or divested of their metallic form, into their natural and original state of metals. This is called also revivification.
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Compact Edition |
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CD-ROM |
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* As a note, I have purchased each of these products. In fact, as we have been developing the Project:: 1828 Reprint, I have purchased several of the bulky hard-cover dictionaries. My opinion is that the 2000-page hard-cover edition is the only good viable solution at this time. The compact edition was a bit disappointing and the CD-ROM as well. |
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