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Meaning of octane

oc•tane

Pronunciation: (ok'tān), [key]
— n. Chem.
  1. any of 18 isomeric saturated hydrocarbons having the formula CH, some of which are obtained in the distillation and cracking of petroleum.
  2. See
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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