/ Dictionary / Index S Sierra Vista: Meaning and Definition of Find definitions for: Sier'ra Vis'ta Pronunciation: [key] a town in S Arizona. 25,968. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sierra Nevada siesta Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language