Submitted by György Chityil ... on Fri, 01/19/2018 - 23:22 Hierarchy: NounDescription: {{organic chemistry|especially in combination}} A divalent radical derived from the cyclopentane ring of an indeneNgram: indenylideneNgram Text: indenylideneSource: WiktionaryIssue: 0Wiktionary tag: organic chemistryespecially in combinationNgram Count: 1