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2017 Word of the Year

multiplicative identity

noun, Mathematics.
1.
an identity that when used to multiply a given element in a specified set leaves that element unchanged, as the number 1 for the real-number system.
Origin of multiplicative identity
1955-1960
First recorded in 1955-60
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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