VIVAT Meaning of VIVAT in English ˈvīˌvat, ˈvēˌvat, ˈvēˌvät interjectionEtymology: Latin, long live, 3d person singular present subjunctive of vivere to live — more at quick : viva I Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012