Word.ws English Dictionary

proto-planetary

proto-planetary is the alternative form of protoplanetary.

Meaning of protoplanetary

Adjective (1)

protoplanetary (not comparable)

  1. Of or pertaining to a protoplanet.

Adjective (2)

protoplanetary (not comparable)

  1. Relating to a stage in the life of a red giant star or its protoplanetary nebula during the star's final stages of life

Questions about proto-planetary

What is proto-planetary the alternative form of?
Proto-planetary is the alternative form of protoplanetary.

Words near proto-planetary in the dictionary

  1. proto-organisms
  2. Proto-Pama-Nyungan
  3. Proto-Philippine
  4. proto-photon
  5. proto-photons
  6. proto-planetary
  7. Proto-Polynesian
  8. Proto-Polynesians
  9. proto-priest
  10. proto-priests
  11. proto-prog

Source and license

Adapted from Wiktionary: proto-planetary (page history and authors); protoplanetary (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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Cite this entry: “proto-planetary.” Word.ws, https://word.ws/proto-planetary. Based on Wiktionary, CC BY-SA 4.0.