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2017 Word of the Year

automorphism

[aw-tuh-mawr-fiz-uh m] /ˌɔ təˈmɔr fɪz əm/
noun, Mathematics.
1.
an isomorphism from a given set to itself.
Origin of automorphism
1870-1875
First recorded in 1870-75; auto-1 + morph- + -ism
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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