comhchruinnioghadh Definitions (by source) Show all An Teagasg Críosdaidhe congregation, assembly, 416, 426-7, 428-9. An Teagasg Críosdaidhe. Author: Bonabhentura Ó hEodhasa, O.F.M.. Editor: Fearghal Mac Raghnaill, O.F.M.