Word.ws English Dictionary

protoplanets

protoplanets is the plural of protoplanet.

Meaning of protoplanet

Noun

protoplanet (plural protoplanets)

  1. An astronomical object, approximately the size of the Moon, formed from the mutual gravitational attraction of planetesimals; they are thought to collide with each other and slowly form planets
    • Tyrix, one of the largest objects in Thal's asteroid belt, is a metallic asteroid with an iron-nickel core under a rocky olivine mantle. It is possibly a remnant protoplanet prevented from forming into anything bigger by gravitational disturbances from Xerceo.2012, BioWare, Mass Effect 3 (Science Fiction), Redwood City: Electronic Arts, →OCLC, PC, scene: Tyrix

Questions about protoplanets

What is protoplanets the plural of?
Protoplanets is the plural of protoplanet.

Words near protoplanets in the dictionary

  1. protoplanetary nebula
  2. protoplanetary nebulae
  3. protoplanetary nebulas
  4. protoplanetesimal
  5. protoplanetesimals
  6. protoplanets
  7. protoplasm
  8. protoplasma
  9. protoplasmal
  10. protoplasmatic
  11. protoplasmic

Source and license

Adapted from Wiktionary: protoplanets (page history and authors); protoplanet (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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