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May 26, 2012
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Dictionary


ca•tal•y•sis



Pronunciation: (ku-tal'u-sis), [key]
—n.,
—pl. -sesPronunciation: (-sēz"). [key]
1. Chem.the causing or accelerating of a chemical change by the addition of a catalyst.
2. an action between two or more persons or forces, initiated by an agent that itself remains unaffected by the action: social catalyses occasioned by controversial writings.

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

catalufacatalyst
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