/ Dictionary / Index O octyl phenol: Meaning and Definition of Find definitions for: oc'tyl phe'nol Pronunciation: [key] — Chem. Chem. a white to pink, water-insoluble, flaky substance having the formula CHO, used chiefly in the manufacture of commercial surface-active agents. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. octyl alcohol ocul- Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language