Plutonoun [ S ]
uk/ˈpluː.təʊ/us/ˈpluː.t̬oʊ/a dwarf planet that is farther away from the sun than Neptune, and is the second largest dwarf planet in the solar system
Thesaurus: synonyms and related words
Astronomy
- asteroid
- astral
- astro-
- astrolabe
- astronomer
- geostationary orbit
- gibbous
- heavenly body
- interplanetary
- interstellar
- planetoid
- Pleiades
- plough
- Polaris
- pulsar
- Uranus
- Venus
- vernal equinox
- wane
- white dwarf
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Examples from literature
- Astronomers, the scientists who study space and planets, decided that Pluto was too small and too far away from our sun to be called a planet.
- Pluto is still there, but it is no longer a planet.
- The spacecraft are now past Pluto and out of the heliosphere – the area around the Sun.