/tit'i kah"keuh/ ; Sp. /tee'tee kah"kah/ , n.
Lake , a lake on the boundary between S Peru and W Bolivia, in the Andes: the largest lake in the region; the highest large lake in the world. 3200 sq. mi. (8290 sq. km); 12,508 ft. (3812 m) above sea level.