Variant: or Lau · ren · tian Plateau
Pronunciation: lo ̇ - ' ren(t)-sh ə n
Function: geographical name
plateau region E Canada & NE U.S. extending from Mackenzie River basin E to Davis Strait & S to S Que., NE Minn., N Wis., NW Mich., & NE N.Y. including the Adirondacks