Submitted by György Chityil ... on Fri, 01/19/2018 - 23:35 Hierarchy: NounDescription: {{chemistry|obsolete}} {{non-gloss definition|A rejected name for protactinium.}}Ngram: meitniumNgram Text: meitniumSource: WiktionaryIssue: 0Wiktionary tag: chemistrynon-gloss definitionNgram Count: 1