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| fac·to·ri·al [ fak táwree əl ] |
noun (plural fac·to·ri·als) |
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| Definition: |
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mathematics product of multiplication: the number resulting from multiplying a whole number by every whole number between itself and 1 inclusive. 6 factorial, or 6!, is 6 x 5 x 4 x 3 x 2 x 1 = 720.
Symbol !
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adjective |
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| Definition: |
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1. mathematics of factorial: relating to or involving a factorial
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2. business involving factor: involving or characteristic of a commercial factor or the work of such a factor
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  fac·to·ri·al·ly adverb |
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