source: 勇者ヨシヒコ　仏　クレープ GIF - YushaYoshihiko Hotoke Buddha - Discover & Share GIFs

1. a surprising and previously unknown fact, especially one that is made known in a dramatic way:

«…についての/…という» 驚くべき新事実［発見］ «about/that節»

e.g. revelations about his personal life.

the making known of something that was previously secret or unknown:

(秘密などの)暴露, 摘発, すっぱ抜き

e.g. the revelation of an alleged plot to assassinate the king.

used to emphasize the surprising or remarkable quality of someone or something:

｟くだけて｠ ; 〖a ～〗 【人にとって】すばらしい［楽しい, 役に立つ］物［事］ «to»

e.g. seeing them play at international level was a revelation.

2. the divine or supernatural disclosure to humans of something relating to human existence or the world:

〘神学〙 (神の)啓示, 天啓, 黙示; C聖書, 啓示を述べているもの

e.g. an attempt to reconcile Darwinian theories with biblical revelation

e.g. a divine revelation.

(Revelation or Revelations; in full the Revelation of St John the Divine) the last book of the New Testament, recounting a divine revelation of the future to St. John.

〖the R-, ｟くだけて｠ (the) Revelations〗〘聖書〙 ヨハネの黙示録〘新約聖書の最後の書; the Apocalypse, the Revelation of St. John the Divine, the Book of Revelation (of St. John)ともいう; ｟略｠ Rev., Rv.〙

revelational |ˌrevəˈlāSH(ə)n(ə)l| adjective

Middle English (in the theological sense): from Old French, or from late Latin revelatio(n-), from revelare ‘lay bare’ (see reveal1). Sense 1 dates from the mid 19th century.