Auburn (au' bûrn), a city of Cayuga County, New York state. Electricity from Niagara and water-power from Owasco Lake, which is within two and a half miles of the city, supply its factories with power. The city contains a state prison, Theological Seminary and two free libraries. It was long the home of William H. Seward. It has manufactories of farm implements, rope, twine, engines and shoes. Population 34,668.