Submitted by György Chityil ... on Fri, 01/19/2018 - 23:26 Hierarchy: NounDescription: {{inorganic compound}} The unstable compound H-N=C=O that is metameric with cyanic acidNgram: isocyanic acidNgram Text: isocyanic acidSource: WiktionaryIssue: 0Wiktionary tag: inorganic compoundNgram Count: 2