KLAUSENBURG, a city, the capital of the Austrian province Siebenburgen. It stands on the river Szamos, is fortified, and divided into the upper and lower towns. It contains five Catholic, one Unitarian, one reformed, and one Lutheran church, 1800 houses, and 20,600 inhabitants. It is a seat of instruction for the several sects. There is a Catholic seminary, with sixteen professors, for medicine, law, and philosophy; an Unitarian college, with a rector, three curators, eleven professors, and 300 students; a Calvinist and a Lutheran seminary. There is a china and some other manufactories; and it is the residence of many of the pure old Hungarian noble families, who maintain a theatre and other public recreations. It is in Long. 23. 29. 23. E. Lat. 46. 44. S. N. In the Hungarian language it is called Kolosvartz.