Meaning of anticommutative


Pronunciation: (an"tē-ku-my'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.