geocorona

[ jee-oh-kuh-roh-nuh ]

noun
  1. a belt of ionized hydrogen surrounding the earth at the outer limit of the exosphere.

Origin of geocorona

1
First recorded in 1955–60; geo- + corona

Other words from geocorona

  • ge·o·co·ro·nal, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

Scientific definitions for geocorona

geocorona

[ jē′ō-kə-rō ]


  1. The halo of far-ultraviolet solar light that reflects off the Earth's exosphere.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.