Pronunciation: (toor-kä'nu), [key]
—pl. -nas, (esp. collectively) -na for 1.
1. a member of a seminomadic people of northwestern Kenya and bordering areas of Uganda.
2. the Nilotic language of the Turkana.
3. Lake. Formerly, Rudolf. a lake in E Africa, in NE Kenya. 185 mi. (298 km) long; 3500 sq. mi. (9100 sq. km).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.