a town of European Russia, in the government and 56 miles S.S.W. of Moscow, at the point where the Nara and Serpeika fall into the Oka. It has a citadel, which stands on an eminence, and is surrounded by high walls now falling into decay. There are in the town a cathedral and numerous other churches, various public edifices, schools, and charitable institutions. Sailsloth, leather, paper, and tiles are made here; weaving is also carried on; and there is a considerable trade in corn, timber, cattle, tallow, hemp, &c. The town is very ancient, having been in existence as early as 1238. Pop. (1850) 12,196.