The term 'Genesis Event' is used to refer to the biblical FLOOD described in the book of Genesis. The crossword solutions for this term are 'FLOOD' (5 letters) and 'TheFlood' (8 letters). The FLOOD is described in the Bible as a great deluge sent by God to cleanse the world of wickedness. It is said to have lasted 40 days and 40 nights, and resulted in the destruction of all life on Earth except for Noah and his family, who were saved in an ark.