geocorona
[jee-oh-kuh-roh-nuh]
- a belt of ionized hydrogen surrounding the earth at the outer limit of the exosphere.
Show More
Origin of geocorona
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
geocorona
[jē′ō-kə-rō′nə]
- The halo of far-ultraviolet solar light that reflects off the Earth's exosphere.
Show More
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.