/ Dictionary / Index F fixed oil: Meaning and Definition of Find definitions for: fixed' oil' Pronunciation: [key] — Chem. Chem. a natural vegetable or animal oil that is nonvolatile, as lard oil, linseed oil, etc. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fixed liability fixed price Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language