[nahyl] 
| a river in E Africa, the longest in the world, flowing N from Lake Victoria to the Mediterranean. 3473 mi. (5592 km) long; from the headwaters of the Kagera River, 4000 mi. (6440 km) long. |
River originating in central Africa and flowing north to the Mediterranean Sea, with its delta in Egypt. The Nile proper is formed by the joining of the Blue Nile, which flows from Ethiopia, and the White Nile, which flows from Lake Victoria. They meet at Khartoum, Sudan.
Note: At over four thousand miles, it is the longest river in the world.
Note: The Nile River Valley in Egypt is the site of the first great civilization.