Word.ws English Dictionary

mini-Neptune

mini-Neptune noun: a planet less massive than Neptune but resembling Neptune in that it has a thick hydrogen-helium atmosphere, probably with deep layers of ice, rock or liquid oceans (made of water, ammonia, a mixture of both, or heavier volatiles).

Noun

mini-Neptune (plural mini-Neptunes)

  1. A planet less massive than Neptune but resembling Neptune in that it has a thick hydrogen-helium atmosphere, probably with deep layers of ice, rock or liquid oceans (made of water, ammonia, a mixture of both, or heavier volatiles).

Synonyms of mini-Neptune

Forms of mini-Neptune

pluralmini-Neptunes

Questions about mini-Neptune

What does mini-Neptune mean?
Mini-Neptune means a planet less massive than Neptune but resembling Neptune in that it has a thick hydrogen-helium atmosphere, probably with deep layers of ice, rock or liquid oceans (made of water, ammonia, a mixture of both, or heavier volatiles).
What part of speech is mini-Neptune?
Mini-Neptune is a noun.
What is the plural of mini-Neptune?
The plural of mini-Neptune is mini-Neptunes.

Words near mini-Neptune in the dictionary

  1. mini-moons
  2. mini-moto
  3. mini-motos
  4. mini-nation
  5. mini-nations
  6. mini-Neptune
  7. mini-Neptunes
  8. mini-organizational
  9. mini-page
  10. mini-pages
  11. mini-Palestine

Source and license

Adapted from Wiktionary: mini-Neptune (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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