Meaning of catalysis

ca•tal•y•sis

Pronunciation: (ku-tal'u-sis), [key]
— pl. -ses
  1. 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.
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