MINERALOGY Meaning of MINERALOGY in English min ‧ e ‧ ral ‧ o ‧ gy /ˌmɪnəˈrælədʒi $ -ˈrɑː-, -ˈræ-/ BrE AmE noun [uncountable] the scientific study of minerals —mineralogist noun [countable] Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012