acuminous,a.|əˈkjuːmɪnəs| [f. L. acūmen, acūmin- + -ous. See prec.] 1. Distinguished by acumen; acute. 1618Bolton Florus To Reader, Whose writings are altogether as luminous as acuminous.1810Highmore Jus Eccl. Anglic. 149 The same acuminous display of talent and of science.