Webster's Revised Unabridged Dictionary · 1913

Dionysia

Dionysia , noun, plural

[Latin, from Greek {not transcribed}.]

(Class. Antiquities) Any of the festivals held in honor of the Olympian god Dionysus. They correspond to the Roman Bacchanalia; the greater Dionysia were held at Athens in March or April, and were celebrated with elaborate performances of both tragedies and comedies.