ionosphere
What is the opposite of ionosphere? Here is what we hold, with its meaning and related words.
Noun — The upper layer of the atmosphere, starting some 50 km above the ground, where the air is ionised.
We haven't recorded synonyms for ionosphere yet. You can still read its full definition, where it comes from, or words that rhyme with it.
How to use ionosphere
The word patterns that sound natural to a native speaker.
upper ionosphere
the Earth's ionosphere
It is a scientific term, but is widely understood.
Etymology
The word was formed in English from the combining form iono- and the suffix -sphere.
Full origin of ionosphere →Frequently asked questions
What is the ionosphere?
It is a high, electrically charged layer of the upper atmosphere, starting roughly 50 km above the ground.
How high is the ionosphere?
Roughly from 50 km up to 500 km or beyond, so it spans a very deep band.
Do other planets have an ionosphere?
Yes, planets such as Mars have one too, and the word is used for those as well.
