What is "fennoscandia"

Fennoscandia (; ; ; ), Fenno-Scandinavia, or the Fennoscandian Peninsula, is the geographical peninsula of the Nordic region comprising the Scandinavian Peninsula, Finland, Karelia, and the Kola Peninsula. It encompasses Finland, Norway and Sweden in their entireties as well as Murmansk Oblast, much of the Republic of Karelia and parts of northern Leningrad Oblast in Russia. Its name comes from the Latin words Fennia (Finland) and Scandia (Scandinavia). The term was first used by the Finnish geologist Wilhelm Ramsay in 1900.