purgatorial

from WordNet (r) 3.0 (2006)

purgatorial
    adj 1: serving to purge or rid of sin; "purgatorial rites" [syn:
           {purgatorial}, {purging}, {purifying}]
    2: of or resembling purgatory; "purgatorial fires"

from The Collaborative International Dictionary of English v.0.48

Purgatorial \Pur`ga*to"ri*al\, Purgatorian \Pur`ga*to"ri*an\, a.
   Of or pertaining to purgatory; expiatory.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

46 Moby Thesaurus words for "purgatorial":
      Acherontic, Lethean, Plutonian, Plutonic, Stygian, Tartarean,
      apologetic, ascetic, atoning, chthonian, chthonic, cleansing,
      compensational, compensatory, devilish, expiatory, expurgatory,
      hellborn, hellish, infernal, lustral, lustrational, lustrative,
      pandemoniac, pandemonic, penitential, piacular, propitiatory,
      purgative, purifying, reclamatory, recompensing, redeeming,
      redemptive, redressing, reparative, reparatory, repentant,
      repenting, restitutional, restitutive, restitutory, righting,
      satisfactional, squaring, sulfurous