/ Dictionary / Index I isomerize: Meaning and Definition of Find definitions for: i•som•er•ize Pronunciation: (ī-som'u-rīz"), [key] — -ized, -iz•ing. to convert into an isomer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: isomerize (Thesaurus) isomerism isomerous Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language