Word.ws English Dictionary

quasi-planet

quasi-planet noun: a body comparable to a planet, but not a planet, such as a dwarf planet or a planetary-mass moon.

Noun

quasi-planet (plural quasi-planets)

  1. a body comparable to a planet, but not a planet, such as a dwarf planet or a planetary-mass moon
    • I am not so sure that in order to make a comet a quasi-planet, and as such to deck it out in the attributes of other planets, it is sufficient for Sarsi or his teacher to regard it as one and so name it. If heir opinions and their voices have the power of calling into existence the things they...1957, [1623], Stillman Drake, Discoveries and Opinions of Galileo, page 253
    • Titan, the largest satellite of Saturn, has a dense N₂–CH₄ atmosphere rich in organic compounds. ... This quasi planet appears as a natural laboratory to study chemical evolution toward organic systems in a planetary environment1992, Journal of the British Interplanetary Society, volume 45, page 257

Examples of quasi-planet in a sentence

  • the tidal theory assumes that the Earth was first a gas, then a liquid, and that the quasi-planet finally cooled enough to develop a solid crust.2004, The New Book of Popular Science: Earth sciences, energy, environmental sciences, Grolier, page 11:
  • Mars, Venus, Mercury, Jupiter, Saturn, and that goofy little outer quasi-planet, Pluto, shine luminescent red, blue, green, pink, white, and yellow.2007, Carole Douglas, Cat in a Quicksilver Caper, page 46:

Forms of quasi-planet

pluralquasi-planets

Questions about quasi-planet

What does quasi-planet mean?
Quasi-planet means a body comparable to a planet, but not a planet, such as a dwarf planet or a planetary-mass moon.
How do you use quasi-planet in a sentence?
the tidal theory assumes that the Earth was first a gas, then a liquid, and that the quasi-planet finally cooled enough to develop a solid crust.
What part of speech is quasi-planet?
Quasi-planet is a noun.
What is the plural of quasi-planet?
The plural of quasi-planet is quasi-planets.

Words near quasi-planet in the dictionary

  1. quasi-moons
  2. quasi-naturalistic
  3. quasi-one-dimensional
  4. quasi-one-dimensionality
  5. quasi-periodic
  6. quasi-planet
  7. quasi-probabilities
  8. quasi-probability
  9. quasi-projective
  10. quasi-pseudo-metrizability
  11. quasi-pseudo-metrizable

Source and license

Adapted from Wiktionary: quasi-planet (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.

Last updated:

Cite this entry: “quasi-planet.” Word.ws, https://word.ws/quasi-planet. Based on Wiktionary, CC BY-SA 4.0.