Lewis Short
(adjective) : aequănĭmisaequus-animus, in Vet. Onomast. = εὐγνῶμων
* Kind, mild. —Adv.: aequănĭmĭter, calmly, with equanimity (only in later Lat.), Macr. S. 2, 4; Sulp. Dial. 1, 14; Amm. 19, 10; Tert. Patient. 8 al.
Charlton T. Lewis, Charles Short, A Latin Dictionary