Search "thermosphere" in:
Browse words next to:
thermosphereOne entry found. Main Entry: ther·mo·sphere Pronunciation: \ˈthər-mə-ˌsfir\ Function: noun Etymology: International Scientific Vocabulary Date: circa 1950 : the part of the earth's atmosphere that begins at about 50 miles (80 kilometers) above the earth's surface, extends to outer space, and is characterized by steadily increasing temperature with height — ther·mo·spher·ic \ˌthər-mə-ˈsfir-ik, -ˈsfer-\ adjective
Learn more about
"thermosphere" and related topics at
Britannica.com
|
|