thermosphere
ther·mosp·here
noun
1.
the atmospheric layer between the mesosphere and the exosphere
Origin
From thermo- + -sphere.
Related words
Broader terms
Parts
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.