Submitted by György Chityil ... on Fri, 01/19/2018 - 22:05 Hierarchy: NounDescription: {{inorganic compound|uncountable}} nitrogen dioxideNgram: dioxidonitrogenNgram Text: dioxidonitrogenSource: WiktionaryIssue: 0Wiktionary tag: inorganic compoundNgram Count: 1