super-Neptune

noun

An exoplanet with more mass than Neptune (around 17 M_E) but with less mass than Saturn (around 95 M_E).

Similar
sub-Saturn
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Meanings

nounsuper-Neptune (plural super-Neptunes)

plural super-Neptunes

  1. astronomyAn exoplanet with more mass than Neptune (around 17 M_E) but with less mass than Saturn (around 95 M_E).

    Synonyms: sub-Saturn

Synonyms & antonyms

nounAn exoplanet with more mass than Neptune (around 17 M_E) but with less mass than Saturn (around 95 M_E).

Similar
sub-Saturn
Also see
sub-saturn

Origin

From super- + Neptune.

Full word history & related roots →

Translations

Polish superneptun
  • superneptunTranslations
Cite this entry
APA

super-Neptune. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/super-Neptune

MLA

“super-Neptune.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/super-Neptune. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “super-Neptune,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/super-Neptune.

Source: super-Neptune on Wiktionary, CC BY-SA 4.0.