llusern

== Welsh == === Etymology === Borrowed from English lucerne, ultimately from Latin lucerna. Doublet of llugorn. === Noun === llusern f or m (plural llusernau) lamp lantern ==== Synonyms ==== llugorn lamp === Mutation === === Further reading === D. G. Lewis, N. Lewis, editors (2005–present), “llusern”, in Gweiadur: the Welsh–English Dictionary, Gwerin R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “llusern”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies