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planetoid

The English word “planetoid” has 5 meanings listed here.

noun

  1. An asteroid of any size
  2. An asteroid-like body in an orbit beyond the asteroid belt, such as a centaur or Kuiper belt object
  3. A larger, planetary, body in orbit around the Sun, such as Vesta or (candidate) dwarf planets such Eris or Sedna
  4. Any planetary body, including classical planets and moons: a planetary-mass object
  5. A dwarf planet

Etymology

From planet + -oid.

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.