minor planet

1. 1.

   any of numerous small celestial bodies that move around the sun

   Synonymsplanetoid

   Broadercelestial body

   NarrowerasteroidKuiper belt objectQuaoarSedna

   Part ofsolar system

Questions about minor planet

What does minor planet mean?

minor planet means "any of numerous small celestial bodies that move around the sun".

What is another word for minor planet?

Close synonyms include planetoid. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is minor planet a common word?

minor planet is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.