Pronunciation: (tsOOk), [key]
1. a canton in central Switzerland. 72,800. 92 sq. mi. (238 sq. km).
2. the capital of this canton, on the Lake of Zug. 22,200.
3. Lake of, a lake in this canton. 15 sq. mi. (39 sq. km).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.