[ uh-kee-muh-nid, uh-kem-uh- ]
/ əˈki mə nɪd, əˈkɛm ə- /

noun, plural A·chae·me·nids, Ach·ae·men·i·dae [ak-uh-men-i-dee], /ˌæk əˈmɛn ɪˌdi/, Ach·ae·men·i·des [ak-uh-men-i-deez]. /ˌæk əˈmɛn ɪˌdiz/.

a member of the dynasty of kings in ancient Persia that ruled from c550 b.c. to 331 b.c.

Origin of Achaemenid Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for Achaemenid

/ (əˈkiːmənɪd, əˈkɛm-) /

noun plural Achaemenids, Achaemenidae (ˌækɪˈmɛnɪˌdiː) or Achaemenides (ˌækɪˈmɛnɪˌdiːz)

any member of a Persian dynasty of kings, including Cyrus the Great, that ruled from about 550 to 331 bc, when Darius III was overthrown by Alexander the Great

Word Origin for Achaemenid

from Greek, after Akhaimenēs, name of the founder
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012