The noun VIRION has 1 sense: 1. (virology) a complete viral particle; nucleic acid and capsid (and a lipid envelope in some viruses). Familiarity information: VIRION used as a noun is very rare.he noun VIRION has 1 sense: 1. (virology) a complete viral particle; nucleic acid and capsid (and a lipid envelope in some viruses). Familiarity information: VIRION used as a noun is very rare.
How to Find the Best Basel Hotels with Hotels.com. Basel is one of the largest cities in Switzerland, and is situated along the river Rhine where the Swiss, French, and German borders meet, with suburbs located in both France and Germany.
Art | Basel and BaselWorld shows take place at Messe Basel, Messeplatz (Kleinbasel) one of Switzerland's biggest trade fair venues, which also hosts several other trade shows throughout the year. 1  Basel Herbstmesse (autumn fair). 2  Basler Weihnachtsmarkt (Christmas market).