Yezdegerdian
Yez`de`ger´di`an
| a. | 1.Of or pertaining to Yezdegerd, the last Sassanian monarch of Persia, who was overthrown by the Mohammedans; as, the Yezdegerdian era, which began on the 16th of June, a. d. 632. The era is still used by the Parsees. |