Crossword clues for the word: GREATBASIN The word GREATBASIN has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for GREATBASIN Showing 1 to 7 of 7 results Clue(s) "Large, undrained region of the western United States" Expansive western U.S. desert region Homeland of many Paiute and Shoshone Mojave Desert neighbor Mojave Desert setting Park in Nevada Region of the western United States