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Synonyms

planetoid

American  
[plan-i-toid] / ˈplæn ɪˌtɔɪd /

noun

Astronomy.
  1. asteroid.


planetoid British  
/ ˈplænɪˌtɔɪd /

noun

  1. another name for asteroid

"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

planetoid Scientific  
/ plănĭ-toid′ /
  1. See asteroid


Other Word Forms

  • planetoidal adjective

Etymology

Origin of planetoid

First recorded in 1795–1805; planet + -oid

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The study calculated how large a hollow planetoid could be without collapsing in on itself, and the likelihood of a primordial black hole passing through an object on Earth.

From Science Daily

And those little planetoids around me are real objects; they’re not projections.

From National Geographic

Needless to say, this means that planetoid Farfarout's journey around the sun is very different from Earth's.

From Salon

From the bite-sized planetoids of Galaxy to the hakoniwa-inspired worlds of Odyssey, the Kyoto game maker has never settled on just one formula.

From The Verge

Galaxy Lamps has a sphere that looks like a planetoid.

From Washington Times