of the Bavarian tribe, especially before the creation of the Holy Roman Empire · of the Bavarian dialect(s) of the German language · obsolete form of bayrisch (“of Bavaria in other contexts”)
eş: Ostoberdeutsch
köken: Spelling variant of bayrisch, later functionalized in linguistic terminology.
Bavaria (a historic region, former duchy, former kingdom, and modern state of Germany; the modern state includes parts of historical Swabia and Franconia as well as historical Bavaria)