'Megalesian' definitions:

Definition of 'Megalesian'

From: GCIDE

Megalesian \Meg`a*le"sian\, a. [L. Megalesius, fr. Gr. Mega`lh the Great, a surname of Cybele, the Magna Mater.] Pertaining to, or in honor of, Cybele; as, the Megalesian games at Rome. [1913 Webster]