/ Dictionary / Index T transient modulation: Meaning and Definition of Find definitions for: tran'sient modula'tion Pronunciation: [key] — Music. Music. a modulation of a temporary nature. Also called passing modulation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. transient ischemic attack transignification Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language