That gap between recognition and knowledge is, in its own way, part of the story. Ireland holds hundreds of such ruins, remnants of medieval or early modern parish churches that fell out of use, lost their congregations to consolidation or clearance, and were left to the slow work of weather and vegetation. Oran More's example is one of these quiet casualties, noted on the landscape but not yet fully explained by it.

The name Oran More, meaning roughly the great cold spring or great well in Irish, hints at a locality with older layers of significance, since place-names incorporating water sources often signal early Christian or pre-Christian activity nearby. Ruined churches in Connacht frequently date to the medieval period, some built on the foundations of even earlier monastic or devotional sites, and many remained in use as burial grounds long after the walls ceased to serve a worshipping community. Without detailed excavation or documentary records, it is difficult to assign precise dates or dedicate the building to a particular patron saint, but the form of such ruins typically includes thick rubble walls, the ghost of a simple nave and chancel plan, and occasionally carved stonework around doorways or windows that has survived collapse. What survives at Oran More in terms of fabric or ornament remains, for now, unspecified in any accessible source.