earth

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They all held to the idea that the heavenly bodies revolved around the earth, and that the earth was a plain; but they explained eclipses, and supposed that the moon derived its light from the sun.

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Definitions (77)

Toggle American Heritage definitions American Heritage Dictionary (15)

  1. noun The land surface of the world.
  2. noun The softer, friable part of land; soil, especially productive soil.
  3. noun The third planet from the sun, having a sidereal period of revolution about the sun of 365.26 days at a mean distance of approximately 149 million kilometers (92.96 million miles), an axial rotation period of 23 hours 56.07 minutes, an average radius of 6,378 kilometers (3,963 miles), and a mass of approximately 5.974 × 1024 kilograms (1.317 × 1025 pounds).

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Roget's II Roget's II: The New Thesaurus

Allen's Allen's Synonyms and Antonyms

Used in the same context Used in the Same Context

soil ·  grind ·  rock ·  land ·  wood ·  sand ·  sea ·  planet ·  grass ·  water ·  sky ·  sun

Used in the same contextWord Family

earth:   Earth
Roget's II: The New Thesaurus, Third Edition by the Editors of the American Heritage® Dictionary. Copyright © 2003, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Etymologies (4)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. Middle English erthe, from Old English eorthe; see er-2 in Indo-European roots.

Toggle Century etymologies Century Dictionary (3)

  1. Early mod English also erth; from Middle English erthe, eorthe, from Anglo-Saxon eorthe = Old Saxon ertha, erdha = OFries. erthe, irthe, erde, NFries. yerd = Middle Dutch erde, aerde, Dutch aarde = Middle Low German erde = Old High German erda, erdha, Middle High German G. erde = Icelandic Jördh = Swedish jord = Danish jord = Gothic (Moesogothic) airtha, earth (Old Teutonic *ertha, in L. as Hertha, as the name of a goddess); allied to Old High German ero, earth, Icelandic jörfi, gravel, Greek ἒρα-ζε, to the earth, on the ground. Usually, but without much probability, referred to the √*ar, plow, whence ear, earth, eard, arable, etc.
  2. = Low German erden = Icelandic jardha = Swedish jorda = Danish jorde, transitive, earth, bury; from the noun.
  3. English dial., from ear, plow, + -th, noun-formative; early record is wanting, but eard, q. v., in the sense of ‘plowing’ (Old High German art), is nearly the same word.
 

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/ərθ/
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