DCHP-1 Online
prairie region 
extensive rolling grasslands, specifically those found in western Canada; also, the region covered by these grasslands.
See also: prairie (def. 2a)
- 1860 An unbroken navigation of 20 miles extends by Rainy River and Lake of the Woods to within sixty miles of the prairie region.
- 1963 The current issue depicts . . . a typical "dugout" and wind-charger of the prairie region, and a modern harvesting scene in the wheat belt.
- 1860 An unbroken navigation of 20 miles extends by Rainy River and Lake of the Woods to within sixty miles of the prairie region.