/ Dictionary / Index S soybean oil: Meaning and Definition of Find definitions for: soy'bean oil" Pronunciation: [key] a pale-yellow oil derived from soybeans by expression or solvent extraction: used as a food and in the manufacture of soap, candles, inks, paints, varnishes, etc. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. soybean milk soy flour Related Content Daily Word Quiz: longevity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language