Riazan
or RYAZAN, Russia, capital of the province of the same name, 120 miles S. E. of Moscow, situated on the Trubezh river. It was noted before the World War for the excellent cutlery produced in its factories and was also an important center of the textile industry. The population is about 48,000. The province of Riazan is drained by the Oka river, has an area of 16,254 square miles and a population of about 2,700,000.