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What is the definition of geology?

geology

 [jee-ol-uh-jee]   Example Sentences Origin

ge·ol·o·gy

   [jee-ol-uh-jee]
noun, plural -gies.
1.
the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is undergoing.
2.
the study of this science.
3.
the geologic features and processes occurring in a given region on the earth or on a celestial body: the geology of Mars; the geology of eastern Kentucky.
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Origin:
1680–90; geo- + -logy
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Geology is always a great word to know.
So is quincunx. Does it mean:
a chattering or flighty, light-headed person.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
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Example Sentences
  • She got straight A's in geology classes.
  • The pace doesn't make for scintillating geology lectures or textbooks.
  • One innocent explanation for such discrepancies is geology.
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Collins
World English Dictionary
geology (dʒɪˈɒlədʒɪ)
 
—n
1.  the scientific study of the origin, history, structure, and composition of the earth
2.  the geological features of a district or country
 
geological
 
—adj
 
geo'logic
 
—adj
 
geo'logically
 
—adv
 
ge'ologist
 
—n
 
ge'ologer
 
—n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

geology
1735, Mod.L. geologia "the study of the earth," from ge "earth" + logia, from logos "speech, word, discourse." In M.L., geologia (14c.) meant "study of earthly things," i.e. law, as distinguished from arts and sciences, which concern the works of God.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
geology   (jē-ŏl'ə-jē)  Pronunciation Key 

  1. The scientific study of the origin of the Earth along with its rocks, minerals, land forms, and life forms, and of the processes that have affected them over the course of the Earth's history.

  2. The structure of a specific region of the Earth, including its rocks, soils, mountains, fossils, and other features.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary

geology definition


The science devoted to the study of the Earth, particularly the solid Earth and the rocks that compose it.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
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