CYLCH-GWAELOD-Y-WLAD, a hamlet, in the parish of ST-DAVID'S, hundred of DEWISLAND, county of PEMBROKE, SOUTH WALES, 1 mile (W.) from St. David's, containing 512 inhabitants. The name denotes that it consists of the lower, or coast, portion of the parish, which is divided into four cylchs, or hamlets, this one forming its western division, and extending along the sea-coast, being the most western part of the principality. The island of Ramsey, on which there is a single farm, is included in this hamlet.