EGORIEVSK, a town of Russia, in the government of Ryazañ, 70 m. by rail E.S.E. of Moscow, by a branch line (15 m.) connecting with the Moscow to Ryazañ main line. The cotton mills and other factories give occupation to 6000 persons. Egorievsk has important fairs for grain, hides, &c., which are exported. Pop. (1897) 23,932.