dwarf planet


noun

a spherical celestial body revolving about the sun, similar to a planet but not large enough to gravitationally clear its orbital region of most or all other celestial bodies. Pluto is a dwarf planet.

Nearby words

  1. dwarf huckleberry,
  2. dwarf japanese quince,
  3. dwarf male,
  4. dwarf mallow,
  5. dwarf palmetto,
  6. dwarf poinciana,
  7. dwarf shoot,
  8. dwarf star,
  9. dwarf sumac,
  10. dwarfish

Origin of dwarf planet

First recorded in 1990–95

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for dwarf planet

dwarf planet

noun

any celestial body within the solar system that is larger than a satellite but smaller than a planet, and that orbits the sun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012