Satori (Japanese: 悟り) is a Japanese Buddhist term for "awakening", "comprehension; understanding". The word derives from the Japanese verb satoru. In the Zen Buddhist tradition, satori refers to a deep experience of kenshō, "seeing into one's true nature". Ken means "seeing," shō means "nature" or "essence". Satori and kenshō are commonly translated as "enlightenment", a word that is also used to translate bodhi, prajñā and Buddhahood. Definition. Satori means the experience of awakening ("enlightenment") or apprehension of the true nature of reality.
https://en.wikipedia.org/wiki/Satori