Lewis Short
Mātūta (noun F) : root ma- of mane, maturus, q. v..
* Matuta, the goddess of the morning or dawn, identical with Aurora, Lucr. 5, 656.
* A name of Ino (Gr. Λευκοθέα), called by the Romans also Mater Matuta, Cic. Tusc. 1, 12, 28; id. N. D. 3, 19, 48; Ov. F. 6, 479; 6, 545 sq.: Ino, postquam se praecipitavit, Leucothea, materque Matuta (dicta est),Lact. 1, 21; who had a temple at Rome,Liv. 5, 19; 23; 6, 33; 7, 27; 25, 7; and at Satricum,id. 28, 11.
Charlton T. Lewis, Charles Short, A Latin Dictionary