Dionysia[dī′ə nis̸h′ē ə, -nis̸h′ə; -nis′ē ə, -niz′-]
Dionysia definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
any of the various Greek festivals in honor of Dionysus, esp. those at Athens from which the Greek drama originated
Origin: Classical Latin ; from Classical Greek Dionysia (hiera), (rites) of Dionysus
Dionysia definition by American Heritage Dictionary
Ancient Greek festivals held seasonally, chiefly at Athens, in honor of Dionysus, especially those held in the fall and connected with the development of early Greek drama.
Origin: Latin Dionȳsia, from Greek (ta) Dionūsia (hiera), (festivities) of Dionysus, neuter pl. of Dionūsios; see Dionysian.