/ Dictionary / Index I invert sugar: Meaning and Definition of Find definitions for: in'vert sug'ar Pronunciation: [key] a mixture of the dextrorotatory forms of glucose and fructose, formed naturally in fruits and produced artificially in syrups or fondants by treating cane sugar with acids. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. invert soap invest Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language