/ Dictionary / Index V Vientiane: Meaning and Definition of Find definitions for: Vien•tiane Pronunciation: (vyen-tyän'), [key] — n. a city in and the capital of Laos, on the Mekong River, in the NW part. 176,637. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: vientiane (Thesaurus) Viennese table Viereck Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language