​ARKANSAS CITY, a city of Kansas, in Cowley co. It is on the Atchison, Topeka and Santa Fe, the Missouri Pacific, the Kansas Southwestern, the Midland Valley, and the St. Louis and San Francisco railroads. The city has an Indian school, a training college, a library, and other public buildings. A canal connecting the Arkansas and Walnut rivers furnishes water power for manufacturing. It is the center of an important agricultural and stock-raising community, and also has manufactures of lumber, carriages, and creamery products. Pop. (1910) 7,518; (1920) 11,253.