berceliwm

== Welsh == === Etymology === Borrowed from English berkelium, named after UC Berkeley. === Pronunciation === IPA(key): /bɛrˈkɛljʊm/ Rhymes: -ɛljʊm === Noun === berceliwm m (uncountable) berkelium === Mutation === === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “berceliwm”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies