Lusophone music Lusophone music Lusophone music, interchangeably music from Portugal and Portuguese-speaking countries, is music that comes either from Portuguese-speaking countries, or from anywhere as long it is being performed in Portuguese or Portuguese-based creole languages. Generally this term is not used outside of the internet, because of some cultural differences between the peoples of the different Portuguese-speaking countries, but identity questions make a part of the shared relationship between the groups of Portuguese-speakers around the world and thus people from these different nations can have a taste for the culture of each other, as seen in the success of Brazilian media
Proto-language system of isoglosses which held together dialects which were spoken by various tribes, from which the historically attested Indo-European languages emerged. Proto-language A proto-language, in the tree model of historical linguistics, is a language, usually hypothetical or reconstructed, and usually unattested, from which a number of attested known languages are believed to have descended by evolution, forming a language family. In the strict sense, a proto-language is the most recent common ancestor of a language family, immediately before the family started to diverge into the attested "daughter languages". It is therefore equivalent with the "ancestral language" or "parental language" of