/ Dictionary / Index V vastity: Meaning and Definition of Find definitions for: vas•ti•ty Pronunciation: (vas'ti-tē, vä'sti-), [key] — n. immensity; vastness. wasteness; desolation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vastitude vastus 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