Word.ws English Dictionary

ionospheres

ionospheres is the plural of ionosphere.

Meaning of ionosphere

Noun

ionosphere (plural ionospheres)

  1. 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.
    • Dave frowned as he tried to answer. "Well, I suppose the atmosphere is oxygen and nitrogen, mostly; then there's the ionosphere and the ozone layer. As I remember, the color of the sky is due to the scattering of light—light rays being diffracted in the air."1963, Lester del Rey, The Sky Is Falling
  2. The similar region of the atmosphere of another planet.

Questions about ionospheres

What is ionospheres the plural of?
Ionospheres is the plural of ionosphere.

Words near ionospheres in the dictionary

  1. ionosondes
  2. ionosorption
  3. ionosorptions
  4. ionosorptive
  5. ionosphere
  6. ionospheres
  7. ionospheric
  8. ionospherically
  9. ionospherist
  10. ionospherists
  11. ionotrophic

Source and license

Adapted from Wiktionary: ionospheres (page history and authors); ionosphere (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “ionospheres.” Word.ws, https://word.ws/ionospheres. Based on Wiktionary, CC BY-SA 4.0.