Dictionary
i•so•oc•tane
Pronunciation: (ī"sō-ok'tān), [key]—
n. Chem.
the octane C
8H
18, used as one of the standards in establishing the octane number of a fuel. Cf.
octane number.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.