අෂ්ට විද්යා, n. pl. the eight kinds of knowledge possessed by Rahats, viz. 1 knowledge attained by religious meditation, 2 knowledge of how to perform supernatural things, 3 knowledge of the various supernatural powers, 4 divine or supernatural hearing, 5 knowledge of others' hearts, 6 knowledge of previous existences, 7 divine sight, 8 knowledge of how to subdue the passions.