ionosphere

Phonetic Respelling: [ ahy-on-uh-sfeer ]

Definition:

n. the outer region of the Earth's atmosphere; contains a high concentration of free electron

Sentence:

The ionosphere is useful for radio transmission.

More example sentences:

The ionosphere is useful for radio transmission.

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Synonyms:

part of the upper atmosphere; outer region of atmosphere; atmosphere region

Antonyms:

inner core

How many syllables in ionosphere?

4 syllables Play Syllables Game

Divide ionosphere into syllables:

i-on-o-sphere

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