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English definition of “geology”

geology

noun [U]     /dʒiˈɒl.ə.dʒi/ US  /-ˈɑː.lə-/
C1 the study of the rocks and similar substances that make up the Earth's surface: a geology course/teacherGeology - general words the geology of somewhere the particular rocks and similar substances that form an area of the earth, and their arrangementGeology - general words
(Definition of geology noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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