from The American Heritage® Dictionary of the English Language, 4th Edition

  • A vast empire of southwest Asia founded by Cyrus II after 546 B.C. and brought to the height of its power and glory by Darius I and his son Xerxes. Eventually the empire extended from the Indus River valley in present-day Pakistan to the Mediterranean Sea before Alexander the Great conquered it between 333 and 331 B.C.
  • See Iran.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • proper n. a region in southwestern Iran, in particular Pars/Fars province
  • proper n. Territories corresponding to either of the two empires ruled by dynasts from Pars/Fars, specially the first of the two

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an empire in southern Asia created by Cyrus the Great in the 6th century BC and destroyed by Alexander the Great in the 4th century BC
  • n. a theocratic Islamic republic in the Middle East in western Asia; Iran was the core of the ancient empire that was known as Persia until 1935; rich in oil


From Latin Persia, from Ancient Greek Περσίς (Persis) (Iran), from Old Persian 𐎱𐎠𐎼𐎿 (Pārsa). (Wiktionary)


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