[tan-guh
n-yee-kuh, -guh-nee-, tang-] 
| 1. | a former country in E Africa: formed the larger part of German East Africa; British trusteeship (Tanganyika Territory) 1946–61; became independent 1961; now the mainland part of Tanzania. 361,800 sq. mi. (937,062 sq. km). |
| 2. | Lake, a lake in central Africa, between the Democratic Republic of the Congo and Tanzania: the longest freshwater lake in the world. ab. 450 mi. (725 km) long; 30–40 mi. (48–64 km) wide; 12,700 sq. mi. (32,893 sq. km). |
| Tan·gan·yi·ka (tān'gən-yē'kə, tāng'-) A former country of east-central Africa. A British mandate after 1920, it became independent in 1961 and joined with Zanzibar to form Tanzania in 1964. Tan'gan·yi'kan adj. & n. |