A prehistoric glacial lake of the Pleistocene epoch that covered parts of present-day Minnesota and North Dakota in the US and Manitoba and Ontario in Canada.
Definition of Agassiz, Lake in US English:
Agassiz, Lake
proper nounˈaɡəˌsē
A prehistoric glacial lake of the Pleistocene epoch that covered parts of present-day Minnesota and North Dakota in the US and Manitoba and Ontario in Canada.