
1) Lake in Canada
Found on
https://www.crosswordclues.com/clue/athabaska
[electoral district] Athabaska was a federal electoral district Alberta, Canada, that was represented in the Canadian House of Commons from 1925 to 1968. This riding was created as `Athabaska` in 1924 from parts of Battle River, Edmonton East and Edmonton West ridings. The riding was abolished in 1966 when it was redistributed into Athabasc...
Found on
http://en.wikipedia.org/wiki/Athabaska_(electoral_district)

a lake in W Canada, in NW Saskatchewan and NE Alberta. ab. 200 mi. (320 km) long; ab. 3000 sq. mi. (7800 sq. km). · a river in W Canada flowing NE from W Alberta to Lake Athabaska. 765 mi. (1230 km) long.
Found on
https://www.infoplease.com/dictionary/athabaska
No exact match found.