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)
"Great Basin." YourDictionary, n.d. Web. 15 October 2018. <http://www.yourdictionary.com/great-basin>.
Great Basin. (n.d.). Retrieved October 15th, 2018, from http://www.yourdictionary.com/great-basin
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.