â¢ ACCRETION (noun) The noun ACCRETION has 6 senses: 1. an increase by natural growth or addition. 2. something contributing to growth or increase. 3. (astronomy) the formation of a celestial object by the effect of gravity pulling together surrounding objects and gases.
The Great Basin Visitor Center is located on Nevada State Route 487 in the town of Baker. The Lehman Caves Visitor Center is located on Nevada State Route 488. It is 5.5 miles (8.9 km) from Baker, Nevada, 1â2 mile (800 m) inside the park boundary.
The Great Basin Desert is largest in area, covering southeast Oregon, a small portion of northeast California, most of west Utah, part of southeast Idaho, and the majority of Nevada-all except the southernmost 150 miles which are within the Mojave Desert, and some northern mountain ranges bordering Idaho.