/ Dictionary / Index S sequelize: Meaning and Definition of Find definitions for: se•quel•ize Pronunciation: (sē'kwu-līz"), [key] — -ized, -iz•ing. to make a sequel to: to sequelize a hit movie. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sequela sequence Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language