geologies

geology

[jee-ol-uh-jee]
noun, plural geologies.
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.

Origin:
1680–90; geo- + -logy

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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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
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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.
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