Lewis Short
Orgĭa (noun N) : Ὄργια
* A nocturnal festival in honor of Bacchus, accompanied by wild bacchanalian cries, the feast or orgies of Bacchus.
* Lit., Verg. A. 4, 303; Ov. M. 11, 93; Verg. G. 4, 521.
* Transf., in gen., secret frantic revels, orgies, Juv. 2, 91; Stat. S. 5, 5, 4.
* Trop.: Itala per Graios Orgia ferre choros,the mysteries of love in the Latin tongue,Prop. 4, 1, 4: naturae,secrets, mysteries,Col. 10, 217.
Charlton T. Lewis, Charles Short, A Latin Dictionary