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multiplication

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mul⋅ti⋅pli⋅ca⋅tion

  [muhl-tuh-pli-key-shuhn]
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–noun
1. the act or process of multiplying or the state of being multiplied.
2. Arithmetic. a mathematical operation, symbolized by a × b, a · b, a ∗ b, or ab, and signifying, when a and b are positive integers, that a is to be added to itself as many times as there are units in b; the addition of a number to itself as often as is indicated by another number, as in 2×3 or 5×10.
3. Mathematics. any generalization of this operation applicable to numbers other than integers, as fractions or irrational numbers.
Origin:
1350–1400; ME multiplicacio(u)n < L multiplicātiōn- (s. of multiplicātiō). See multi-, plication

Related forms:
mul⋅ti⋅pli⋅ca⋅tion⋅al, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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mul·ti·pli·ca·tion   (mŭl'tə-plĭ-kā'shən)   
n.  

  1. The act or process of multiplying or the condition of being multiplied.

  2. Propagation of plants and animals; procreation.

  3. Mathematics

    1. The operation that, for positive integers, consists of adding a number (the multiplicand) to itself a certain number of times. The operation is extended to other real numbers according to the rules governing the multiplicational properties of positive integers.

    2. Any of certain analogous operations involving expressions other than real numbers.

mul'ti·pli·ca'tion·al adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

multiplication 
c.1384, from Fr. multiplication (12c.), from L. multiplicationem, noun of action from multiplicare (see multiply). Mathematical sense is attested from 1390.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

multiplication mul·ti·pli·ca·tion (mŭl'tə-plĭ-kā'shən)
n.

  1. The act or process of multiplying or the condition of being multiplied.

  2. Propagation of plants and animals; procreation.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
multiplication   (mŭl'tə-plĭ-kā'shən)  Pronunciation Key 

  1. A mathematical operation performed on a pair of numbers in order to derive a third number called a product. For positive integers, multiplication consists of adding a number (the multiplicand) to itself a specified number of times. Thus multiplying 6 by 3 means adding 6 to itself three times. The operation of multiplication is extended to other real numbers according to the rules governing the multiplicational properties of positive integers.

  2. Any of certain analogous operations involving expressions other than real numbers.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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