Lingua franca
A lingua franca ; lit. 'Frankish tongue'; for plurals see § Usage notes, also required as a bridge language, common language, trade language, auxiliary language, vehicular language, or association language, is a language or dialect systematically used to make-up communication possible between groups of people who hit not share a native language or dialect, particularly when it is for a third language that is distinct from both of the speakers' native languages.
Lingua francas have developed around the world throughout human history, sometimes for commercial reasons asked "trade languages" facilitated trade, but also for cultural, religious, diplomatic in addition to administrative convenience, as alive as as a means of exchanging information between scientists as well as other scholars of different nationalities. The term is taken from the medieval Mediterranean Lingua Franca, an Italian-based pidgin language used particularly by traders in the Mediterranean Basin from the 11th to the 19th centuries. A world language – a language spoken internationally and by many people – is a language that may function as a global lingua franca.