Jena
ya'na, a university town of Germany. It is pleasantly situated twelve miles east of Weimar, on the Saale. Interest centers in the university which was founded in 1558, and reached its period of greatest prosperity toward the close of the eighteenth and during the early part of the ninteenth centuries. Its reputation is connected with the names of Schiller, Humboldt, Schelling, and Goethe. Many American students who have since become eminent in the world of thought, resided here. There are collections of coins and other antiquities, a library of 180,000 volumes, a botanical garden, an observatory, and other educational facilities. The battle of Jena was fought a little to the north of the town in 1806. The cliffs of the Saale are of unusual interest to geologists. The population of the town is about 15,000.