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Dictionary

an•ti•com•mu•ta•tive

Pronunciation: (an"tē-ku-myOO'tu-tiv, -kom'yu-tā"-, an"tī-), [key]
—adj. Math.
1. (of a binary operation) having the property that one term operating on a second is equal to the negative of the second operating on the first, as ab = -ba.
2. (of two matrices) defined by an anticommutative operation.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

Anti-Comintern Pact

anticorona

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