Achaemenian adjective & noun. [akɪ'mɛnɪǝn] E18.
[from Latin Achaemenius, from Greek Akhaimenēs Achaemenes, reputed ancestor of Cyrus: see -IAN.]
Of or pertaining to, a member of, the dynasty that ruled in ancient Persia from the time of Cyrus the Great (d. 529 BC) until the death of Darius III (330 BC).
Also
■ Achaemenid [ǝ'ki:mǝnɪd] adjective & noun [-ID³] E20.

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