Meaning of biodegrade

bi•o•de•grade

Pronunciation: (bī"ō-di-grād'), [key]
— -grad•ed, -grad•ing.
  1. to decay and become absorbed by the environment: toys that will biodegrade when they're discarded.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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