chromosphere: Meaning and Definition of
chro•mo•sphere
Pronunciation: (krō'mu-sfēr"), [key] — n. Astron.
- a scarlet, gaseous envelope surrounding the sun outside the photosphere, from which enormous quantities of hydrogen and other gases are erupted.
- a gaseous envelope surrounding a star.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.