Merriam-Webster Collegiate Dictionary - saskatchewan

 geographical name  1. river 340 miles (547 kilometers) S central Canada formed by confluence in central ~ of two branches rising in the Rockies in Alberta, the North ~ (760 miles or 1216 kilometers) & the South ~ (865 miles or 1384 kilometers), & flowing E into Lake Winnipeg  2. province SW Canada capital Regina area 220,121 square miles (570,113 square kilometers), population 1,015,783  • ~ian adjective or noun