1o_ As an abbreviation or acronym for Spanish it can be "oral route" (in medicine). 2nd_ 'Vo' is a reference used in physics formulas for "initial speed", V 8320 is also used; ( see sub zero ) . 3rd_ Vo' is an abbreviated way to call the Italian commune of Vo' Euganeo, in the province of Padua. 4th_ It can also be a reduced form of the vocative "vos". In Uruguay "bo" is used, although there are discussions about whether it should be written with 'b' or 'v'. See V . Or. ?. O B. º .
