Associations to the word «Ionosphere»

Wiktionary

IONOSPHERE, noun. The part of the Earth's atmosphere beginning at an altitude of about 50 kilometers (31 miles) and extending outward 500 kilometers (310 miles) or more.
IONOSPHERE, noun. The similar region of the atmosphere of another planet.

Dictionary definition

IONOSPHERE, noun. The outer region of the Earth's atmosphere; contains a high concentration of free electrons.

Wise words

Wisdom does not show itself so much in precept as in life - in firmness of mind and a mastery of appetite. It teaches us to do, as well as talk, and to make our words and actions all of a color.
Lucius Annaeus Seneca