Word.ws English Dictionary

planetesimals

planetesimals is the plural of planetesimal.

Meaning of planetesimal

Noun

planetesimal (plural planetesimals)

  1. Any of many small, solid astronomical objects that orbit a star and form protoplanets through mutual gravitational attraction.

See all 2 meanings of planetesimal

Questions about planetesimals

What is planetesimals the plural of?
Planetesimals is the plural of planetesimal.

Words near planetesimals in the dictionary

  1. planetdom
  2. planeted
  3. planeteer
  4. planeteers
  5. planetesimal
  6. planetesimals
  7. planetessimal
  8. planetessimals
  9. planetfall
  10. planetful
  11. planetfuls

Source and license

Adapted from Wiktionary: planetesimals (page history and authors); planetesimal (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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