purgatorius

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

purgātōrĭus, a, um, adj. [purgo],

cleansing , purgative , purgatory (post-class.): medicamentum, Symm. Ep. 6, 65.—Trop.: virtutes, Macr. Somn. Scip. 1, 8: poenae, Aug. Civ. Dei, 7, 7: tormenta, id. ib. 21, 16.