Bhutatathata (sanskrit, “suchness of existence”) is, in Buddhism, the true nature, as oppose to appearance, of the manifest world. It is “that which really is,” in contrast to all that is transient, and thus in Mahayana it is the “Buddha-nature.” A.G.H.


Bowker, John, The Oxford Dictionary of World Religions, New York, Oxford University Press, 1997, p. 146