Yezdegerdian

• (a.) 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.
Found on http://thinkexist.com/dictionary/meaning/yezdegerdian/

Yezdegerdian

Yez`de·ger'di·an adjective 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.
Found on http://www.encyclo.co.uk/webster/Y/5
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