Synonyms
Antonyms
1. planetoid
noun. any of numerous small celestial bodies that move around the sun.
Synonyms
- Kuiper belt object
- celestial body
- KBO
- asteroid
- solar system
- minor planet
Antonyms
- rounded
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Example sentences of the word planetoid
1. Verb, base form
At 30,775 miles in diameter, Neptune is the eighth and last planet of our solar system, now that Pluto has been demoted to planetoid status.
2. Noun, singular or mass
The solar system includes eight planets and one planetoid, or dwarf planet -- Pluto.