n. A sudden inexpressible feeling of inner understanding or enlightenment.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. (Zen Buddhism) a state of sudden spiritual enlightenment
Word Usage
"The association of moment with Zen Buddhism is rooted in satori, a Japanese word for “enlightenment,” which can come as a sudden epiphany, as when the quarterback inexplicably senses a blitz and audibilizes a draw."