American English

Definition of geology noun from the Oxford Advanced American Dictionary

     

    geology

     noun
    noun
    NAmE//dʒiˈɑlədʒi//
     
     
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  1. 1[uncountable] the scientific study of the earth, including the origin and history of the rocks and soil of which the earth is made
  2. 2 [singular] the origin and history of the rocks and soil of a particular area the geology of the Rocky Mountains
NAmE//ˌdʒiəˈlɑdʒɪkl//
 
(also geologic
NAmE//ˌdʒiəˈlɑdʒɪk//
 
)
adjective a geological survey the vast span of geologic time (= the whole of time since the earth began)
geologically
 
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NAmE//ˌdʒiəˈlɑdʒɪkli//
 
adverb
See the Oxford Advanced Learner's Dictionary entry: geology