plutoid

P3L1U1T1O1I1D2

noun

A trans-Neptunian dwarf planet.

OriginEnglish Pluto ← Middle English Pluto ← Latin Plūtō →
Scrabble 10
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Meanings

nounplutoid (plural plutoids)

plural plutoids

  1. obsoleteastronomyA trans-Neptunian dwarf planet.

Origin

  1. Ancient GreekΠλούτων (Ploútōn)
  2. LatinPlūtō
  3. Middle EnglishPluto
  4. EnglishPluto
  5. Englishplutoid

From Pluto + -oid.

Full word history & related roots →

Translations

French plutoïde
  • plutoïdetrans-Neptunian dwarf planet
German Plutoid
  • Plutoidtrans-Neptunian dwarf planet
Norwegian Bokmål plutoide
  • plutoidetrans-Neptunian dwarf planet
Swedish plutoid
  • plutoidtrans-Neptunian dwarf planet
Turkish plütoid
  • plütoidtrans-Neptunian dwarf planet
Cite this entry
APA

plutoid. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/plutoid

MLA

“plutoid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/plutoid. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “plutoid,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/plutoid.

Source: plutoid on Wiktionary, CC BY-SA 4.0.