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Pronunciation: mek'a-nizm


  1. An arrangement or grouping of the parts of anything that has a definite action.
  2. The means by which an effect is obtained.
  3. The chain of events in a particular process.
  4. The detailed description of a reaction pathway.

[G. mechane, a contrivance]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.