SEGEDIN, a strong town of Lower Hungary, in the county of Czongrad, with a castle. The Imperialists took it from the Turks in 1686. It is seated at the confluence of the rivers Tesse and Masroch, in E. Long. 20. 35. N. Lat. 46. 28.

SEGMENT of a CIRCLE, in Geometry, is that part of the circle contained between a chord and an arch of the same circle.