- 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[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) NAmE//ˌdʒiəˈlɑdʒɪkli//
adverbSee geology in the Oxford Advanced Learner's DictionaryCheck pronunciation: geology