/ Dictionary / Index V Vocal Memnon: Meaning and Definition of Find definitions for: Vo'cal Mem'non Pronunciation: [key] one of the two seated figures of the Colossus of Memnon: so called because it once emitted sounds when struck by the rays of the rising sun. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vocalize vocat. Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language