Diplôme.
ETYM Old Eng. parchemin, perchemin, French parchemin, Late Lat. pergamenum, Latin pergamena, pergamina, from Latin Pergamenus of or belonging to Pergamus an ancient city of Mysia in Asia Minor, where parchment was first used.
1. A superior paper resembling sheepskin.
2. Skin of a sheep or goat prepared for writing on; SYN. sheepskin, lambskin.