geo·​cen·​tric | \ ˌjē-ō-ˈsen-trik How to pronounce geocentric (audio) \

Definition of geocentric

1a : relating to, measured from, or as if observed from the earth's center — compare topocentric
b : having or relating to the earth as center — compare heliocentric
2 : taking or based on the earth as the center of perspective and valuation

Other Words from geocentric

geocentrically \ ˌjē-​ō-​ˈsen-​tri-​k(ə-​)lē How to pronounce geocentric (audio) \ adverb

Examples of geocentric in a Sentence

the old geocentric theory that the Sun goes round the Earth
Recent Examples on the Web The geocentric description of Ptolemy worked better than any other model at detailing the motions of the heavenly bodies, and no model would do better until Kepler postulated elliptical orbits in the 17th century. Ethan Siegel, Forbes, 16 June 2021 To accord with their geocentric theories, ancient astronomers theorized that the planets moved in complicated ways, sometimes enacting a sort of loop-de-loop to end up in the spots that ancient astronomers observed, reports Vice. Nora Mcgreevy, Smithsonian Magazine, 17 Mar. 2021 Unfortunately, the geocentric predictions were more accurate — with fewer and smaller observational discrepancies — than the heliocentric model. Ethan Siegel, Forbes, 10 Mar. 2021 How did this geocentric picture of the Universe go largely unchallenged for well over 1,000 years? Ethan Siegel, Forbes, 10 Mar. 2021 But perhaps its relationship to reality—to what’s really out there—is as tenuous as Ptolemy’s geocentric model. John Horgan, Scientific American, 7 Jan. 2021 Neo-geocentric theories represent attempts to sneak a consoling religious assumption—this universe is all about us—back into science, and so does conservation of information. John Horgan, Scientific American, 5 Nov. 2020 Going further, to geocentric orbits where satellites hang high above the Earth, is even more expensive. Tim Fernholz, Quartz, 11 June 2020 Competing with Copernicus was a nearly equivalent geocentric model. Kyle Peterson, WSJ, 21 Dec. 2018 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'geocentric.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of geocentric

1686, in the meaning defined at sense 1a

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The first known use of geocentric was in 1686

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Cite this Entry

“Geocentric.” Dictionary, Merriam-Webster, Accessed 17 May. 2022.

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Nglish: Translation of geocentric for Spanish Speakers


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