单词 | planetoid |
释义 | planetoid[ plan-i-toid ] / ˈplæn ɪˌtɔɪd / SEE SYNONYMS FOR planetoid ON THESAURUS.COM noun Astronomy.asteroid (def. 1). See also small solar system body. Origin of planetoidFirst recorded in 1795–1805; planet + -oid OTHER WORDS FROM planetoidplan·et·oi·dal, adjectiveWords nearby planetoidplanetary nebula, planetary precession, planetesimal, planetesimal hypothesis, planet gear, planetoid, planetology, plane tree, plane trigonometry, planet-struck, planet wheel Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for planetoidBritish Dictionary definitions for planetoidplanetoid / (ˈplænɪˌtɔɪd) / nounanother name for asteroid (def. 1) Derived forms of planetoidplanetoidal, adjectiveCollins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for planetoidplanetoid [ plăn′ĭ-toid′ ] See asteroid. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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