Webster’s Revised Unabridged Dictionary · 1913
Diploma
Di·plo′ma, n.; pl. Diplomas (#). [L., fr. Gr. ?, fr. ? to double, fr. διπλόος twofold. See Double.] A letter or writing, usually under seal, conferring some privilege, honor, or power; a document bearing record of a degree conferred by a literary society or educational institution.