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 National Park was established in 1986, and is located in east-central Nevada near its border with Utah. The park derives its name from the Great Basin, of which it is a part. The park contains 120.6 miÂ² (312.3 kmÂ²) of land. It is located approximately 290 miles north of Las Vegas, and takes about 5 hours by car from downtown Las Vegas.