noun dyfed a county in Wales. 2227 sq. mi. (5767 sq. km). 1
noun dyfed a former county in SW Wales: created in 1974 from Cardiganshire, Pembrokeshire, and Carmarthenshire; in 1996 it was replaced by Pembrokeshire, Carmarthenshire, and Ceredigion 0
noun dyfed county of SW Wales, on the Bristol & St. George's channels: 2,226 sq mi (5,765 sq km); pop. 344,000 0
