ALTDORF, a town of Bavaria on the Schwartzach, capital of the bailiwick of the same name, and about twelve miles E.S.E. of Nuremberg. It was formerly the seat of a university, now incorporated with that of Erlangen. It has several breweries and toy manufactories; and in its neighbourhood are coal-mines and charcoal works. Pop. 3000. Long. 11. 27. 13. E. Lat. 49. 23. 22. N.