Definitions for "MAHASAMADHI"
1) A realised yogi's conscious departure from the physical body at death. 2) A celebration on the anniversary of a great being's departure from the physical body. 3) A shrine erected at the place where a yogi has taken mahasamadhi.
mahasamadhi: "great samadhi," conscious departure from the physical body at death; also called nirvana
Complete dissolution of the Self also known as Nirvana, and Mahaparinibbana in other spiritual traditions. The dropping of the physical body in full awareness.
Total absorption or communion with God, the final journey---beatitude from which the mind never returns.