English[edit]
Etymology[edit]
From Welsh cwm + y + glo (“valley of coal”)
Proper noun[edit]
Cwm-y-glo
- A village in Llanrug community, Gwynedd, Wales (OS grid ref SH5562).
- A village in Gorslas community and Llannon community, Carmarthenshire, Wales (OS grid ref SN5513). [1]
References[edit]