Definitions for "Aberllefenni"
Aberllefenni is a village in the south of Sir Meirionnydd/Merionethshire; in the Welsh council area of Gwynedd. It is the location of Foel Grochan, a slate quarry, which together with Hen Chwarel and Ceunant Ddu formed the Aberllefenni Slate Quarry, which extracted rock from mediaeval times until the beginning of the 21st Century.