/ Dictionary / Index L labialized: Meaning and Definition of Find definitions for: la•bi•al•ized Pronunciation: (lā'bē-u-līzd"), [key] — adj. Phonet. pronounced with secondary labial articulation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: labialized (Thesaurus) labialize labia majora Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language