/ Dictionary / Index A altered chord: Meaning and Definition of Find definitions for: al'tered chord' Pronunciation: [key] — Music. Music. a chord in which at least one tone has been changed from its normal pitch in the key. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. altercation altered state of consciousness Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language