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.
Basel: Annual Weather Averages. July is the hottest month in Basel with an average temperature of 20Â°C (67Â°F) and the coldest is January at 2Â°C (35Â°F). The wettest month is May with an average of 80mm of rain. Average Temperature: Basel.