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Definition of Planetoid
1. Noun. Any of numerous small celestial bodies that move around the sun.
Specialized synonyms: Asteroid, Kbo, Kuiper Belt Object
Generic synonyms: Celestial Body, Heavenly Body
Specialized synonyms: Quaoar, Sedna
Group relationships: Solar System
Definition of Planetoid
1. n. A body resembling a planet; an asteroid.
Definition of Planetoid
1. Noun. (astronomy) An asteroid of any size ¹
2. Noun. (astronomy) An asteroid-like body in an orbit beyond the asteroid belt, such as a Centaur or Kuiper belt object ¹
3. Noun. (astronomy) A larger, planetary, body in orbit around the Sun, such as Vesta or (candidate) dwarf planets such Eris or Sedna ¹
4. Noun. (astronomy) A dwarf planet ¹
¹ Source: wiktionary.com
Definition of Planetoid
1. [n -S]
Medical Definition of Planetoid
1.
Lexicographical Neighbors of Planetoid
Literary usage of Planetoid
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Growth of a Planet by Edwin Sharpe Grew (1911)
"... on the Moon—Earth and Moon craters compared—Meteoric contributions to the
Moon—The Canyon Diablo crater—The Moon's seas—collision with a planetoid. ..."
2. Handbook of astronomy by Dionysius Lardner (1867)
"Force of gravity on tbe planetoid*.—From the minuteness of their masses, the
force of gravity on the surfaces of these bodies must be very inconsiderable, ..."
3. The Growth of a Planet by Edwin Sharpe Grew (1911)
"... on the Moon—Earth and Moon craters compared—Meteoric contributions to the
Moon—The Canyon Diablo crater—The Moon's seas—collision with a planetoid. ..."
4. Handbook of astronomy by Dionysius Lardner (1867)
"Force of gravity on tbe planetoid*.—From the minuteness of their masses, the
force of gravity on the surfaces of these bodies must be very inconsiderable, ..."
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