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heliocentric

[hee-lee-oh-sen-trik]
adjective Astronomy.
  1. measured or considered as being seen from the center of the sun.
  2. having or representing the sun as a center: the heliocentric concept of the universe.
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Origin of heliocentric

First recorded in 1660–70; helio- + -centric
Related formshe·li·o·cen·tri·cal·ly, adverbhe·li·o·cen·tric·i·ty [hee-lee-oh-sen-tris-i-tee] /ˌhi li oʊ sɛnˈtrɪs ɪ ti/, he·li·o·cen·tri·cism [hee-lee-oh-sen-truh-siz-uh m] /ˌhi li oʊˈsɛn trəˌsɪz əm/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for heliocentricity

heliocentric

adjective
  1. having the sun at its centre
  2. measured from or in relation to the centre of the sun
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Derived Formsheliocentrically, adverbheliocentricity or heliocentricism, noun
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

Word Origin and History for heliocentricity

heliocentric

adj.

1680s, from helio- + -centric.

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Online Etymology Dictionary, © 2010 Douglas Harper

heliocentricity in Science

heliocentric

[hē′lē-ō-sĕntrĭk]
  1. Relating to or measured from the center of the Sun.
  2. Relating to a model of the solar system or universe having the Sun as the center. Compare geocentric. See Note at Copernicus.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.