Book of Revelation in Wikipedia

The Book of the Revelation of John is the last in the collection of documents which constitute the New Testament (the second of the two major divisions of the Christian Bible). It is also known as Revelation, Revelations, the Book of Revelation, the Apocalypse of John, and the Apocalypse. These titles come from the Greek, apokalypsis, meaning revelation, which is the first word of the book. The word apocalypse is also used for other works of a similar nature, and the style of literature (genre) is known as apocalyptic literature. Such literature is "marked by distinctive literary features, particularly prediction of future events and accounts of visionary experiences or journeys to heaven, often involving vivid symbolism."[1] The Book of Revelation is the only apocalyptic document in the New Testament canon, though there are short apocalyptic passages in various places in the gospels and the epistles...

Link: https://en.wikipedia.org/wiki/Book_of_Revelation