seminarial,a.rare.|sɛmɪˈnɛərɪəl| [f. seminary n.1 + -al1.] Of or pertaining to a seminary. 1762tr.Busching's Syst.Geog. V. 180 Four are invested with the government of seminarial convents.1870Dickens E. Drood iii, Miss Twinkleton, in her seminarial state of existence.