noun (sometimes used with a plural verb)
  1. one of the ancient Athenian festivals composing the Dionysia; a spring festival celebrating flowers and new wine.
Related formsAn·thes·te·ri·ac [an-thuh-steer-ee-ak] /ˌæn θəˈstɪər iˌæk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for anthesteria

Historical Examples of anthesteria