diploma

diplōma atis, n

δίπλωμα, a letter of recommendation, letter of authority, C., Ta.

diploma
dī̆plōma, ătis (dat. and abl. plur. regul. diplomatibus, Tac. H. 2, 65; Plin. Ep. 10, 122; Suet. Aug...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
Diploma
·noun A letter or writing, usually under seal, conferring some privilege, honor, or power; a documen...

Webster's Dictionary of the English Language