Lewis Short
ăpŏcălypsis (noun F) = ἀποκάλυψις:
* A disclosing, revelation (eccl. Lat.): apocalypsim habet,Vulg. 1 Cor. 14, 26: apocalypsis Jesu Christi,ib. Apoc. 1, 1: Joannis,the Revelation, the Apocalypse,Tert. adv. Marc. 4, 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary