Submitted by György Chityil ... on Fri, 01/19/2018 - 20:48 Hierarchy: NounDescription: {{organic chemistry|especially in combination}} A divalent cation derived from bipyridineNgram: bipyridiniumNgram Text: bipyridiniumSource: WiktionaryIssue: 0Wiktionary tag: organic chemistryespecially in combinationNgram Count: 1
