/ Dictionary / Index D devocalize: Meaning and Definition of Find definitions for: de•vo•cal•ize Pronunciation: (dē-vō'ku-līz"), [key] — -ized, -iz•ing. to devoice. to convert (a speech sound) from a vowel to a glide. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. devitrify devoice Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language