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Meaning of petrochemical

pet•ro•chem•i•cal

Pronunciation: (pe"trō-kem'i-kul), [key]
— n.
  1. a chemical substance obtained from petroleum or natural gas, as gasoline, kerosene, or petrolatum.
—adj.
  1. of or pertaining to petrochemistry or a petrochemical.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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