The story
From Cumbric *lınn (“lake”) + *leyth (“damp”) + *cow (“hollow”) meaning 'lake in the damp hollow." The Welsh equivalent would be llyn + llaith + cau.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A town and royal burgh in West Lothian council area, Scotland (OS grid ref NT0077). It was formerly the county town of the historic county of West Lothian. Full definition →