A large self-contained drainage basin of the western United States, including most of Nevada and parts of Utah, Wyoming, Idaho, Oregon, and California. Situated in the rain shadow of the Sierra Nevada, the Great Basin is mostly arid.
Vast inland region of the W U.S., between the Sierra Nevada & the Wasatch Mountains: the rivers & streams flowing into this region form lakes which have no outlet to the sea: c. 200,000 sq mi (517,998 sq km)
A large arid area of western United States of America.
Great-basin Sentence Examples
The latter enterprise Alexander designed to conduct in person; under his supervision was prepared in Babylon an immense fleet, a great basin dug out to contain 1000 ships, and the watercommunications of Babylonia taken in hand.
The Great Basin is not, as its name implies, a topographic cup. Its surface is of varied character, with many independent closed basins draining into lakes or "playas," none of which, however, has outlet to the sea.
Between this ridge and the valley of the Colorado river lies all that portion of the Great Basin included within the state.
Many of the block mountains of the Great Basin are of complicated internal structure, showing rocks of all ages - slate, limestone, quartzites, granite, multi-coloured volcanic rocks, and large areas of lava overflow.
This vegetation, covering plains, mesas, and even extending up the sides of the mountains, gives the entire landscape the greyish or dull olive colour characteristic of the Great Basin.