Meaning of devocalize

de•vo•cal•ize

Pronunciation: (dē-vō'ku-līz"), [key]
— -ized, -iz•ing.
  1. to devoice.
  2. to convert (a speech sound) from a vowel to a glide.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.