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.
Also found in: Thesaurus, Acronyms, Encyclopedia, Wikipedia. Bern. The capital of Switzerland, in the west-central part of the country on the Aare River. Founded as a military post in 1191, it became part of the Swiss Confederation in 1353 and its capital in 1848.