Mirabilis | Webster's Dictionary of the English Language

mirabilis
mīrābĭlis (sup. mirabilissimus, Col. 6, 36, 3 MSS.), e, adj. [miror], I to be wondered at, wonderf...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
mirabilis
mīrābilis e, adj.with comp.miror, wonderful, marvellous, extraordinary, amazing, admirable, strang...

An Elementary Latin Dictionary