Paṭivijjhanaka (adjective) [paṭi + vijjhana + ka, of vyadh] only in negative ap° impenetrable Dhp-a IV 194.
(adj, adj, from paṭivijjhana) penetrating; breaking through; comprehending [lit.] piercing back Construction: pati + vijjha + ana + ka paṭivijjhana + ka