This term, meaning wisdom, is the supreme wisdom considered by Mahayana Buddhism to be outside human experience and incapable of being conveyed in this-world categories. The key experience of prajna is insight into Emptiness , the true nature of the cosmos. This is usually attained during enlightenment .
PRAJNA
Meaning of PRAJNA in English
Buddhism English glossary. Английский глоссарий буддизма. 2012