Meaning of plasticizer


Pronunciation: (plas'tu-sī"zur), [key]
— n.
  1. any of a group of substances that are used in plastics or other materials to impart viscosity, flexibility, softness, or other properties to the finished product.
  2. an admixture for making mortar or concrete workable with little water.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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