/ Dictionary / Index V vistadome: Meaning and Definition of Find definitions for: vis•ta•dome Pronunciation: (vis'tu-dōm"), [key] — Railroads. Railroads.n. dome (def. 7). —adj. having a vistadome or having cars with vistadomes: a vistadome train. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vista vistaed Related Content Daily Word Quiz: rotund Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language