débhóision Definitions (by source) Show all An Teagasg Críosdaidhe devotion, 1878, -óis- 1931, 1945, 2658. An Teagasg Críosdaidhe. Author: Bonabhentura Ó hEodhasa, O.F.M.. Editor: Fearghal Mac Raghnaill, O.F.M.