cuimhnioghadh Definitions (by source) Show all An Teagasg Críosdaidhe act of remembering, 1538, 2746, commemorating, 2069. An Teagasg Críosdaidhe. Author: Bonabhentura Ó hEodhasa, O.F.M.. Editor: Fearghal Mac Raghnaill, O.F.M.