1 adjective in size, importanceollmhór adj1 c m umillteach adj1 c m umillteanach adj1 c m uit took a monumental effort for usb'éigean dúinn iarracht ollmhór a dhéanamh2 adjective ARCHIT relating to monumentsthat's a monumental buildingis séadchomhartha é an foirgneamh sin3 adjective ARCHIT relating to funerary monuments, memorialsa monumental inscriptioninscríbhinn leachtaa monumental masonsaor leachta, dealbhóir leachtannaa monumental sculpturedealbh cuimhneacháin