mineralogy Syllabification: (min·er·al·o·gy)Pronunciation: /ˌminəˈräləjē, -ˈral-/Definition of mineralogy noun the scientific study of minerals. Derivatives mineralogicalPronunciation: /ˌmin(ə)rəˈläjikəl/ adjective mineralogicallyPronunciation: /ˌmin(ə)rəˈläjik(ə)lē/ adverb mineralogistPronunciation: /-jist/ noun mineralogy in other Oxford dictionaries Definition of mineralogy in the British & World English dictionary