LAT

Lewis Short

trādĭtor (noun M) : id (post-Aug.).
* A betrayer, traitor, for the usual proditor: interfecto traditore,Tac. H. 4, 24; Sedul. Carm. 5, 61; Aug. Bapt. 7, 2.
* A teacher: alicujus scientiae,Arn. 3, 113; Tert. Coron. Mil. 4 fin.
Charlton T. Lewis, Charles Short, A Latin Dictionary
memory