Athabaska(redirected from Athabaska (electoral district))
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1. (Placename) Lake Athabaska a lake in W Canada, in NW Saskatchewan and NE Alberta. Area: about 7770 sq km (3000 sq miles)
2. (Placename) a river in W Canada, rising in the Rocky Mountains and flowing northeast to Lake Athabaska. Length: 1230 km (765 miles)
Ath•a•bas•ka(ˌæθ əˈbæs kə)
1. Lake, a lake in W Canada, in NW Saskatchewan and NE Alberta. ab. 200 mi. (320 km) long; ab. 3000 sq. mi. (7800 sq. km).
2. a river in W Canada flowing NE from W Alberta to Lake Athabaska. 765 mi. (1230 km) long.