Submitted by György Chityil ... on Sat, 01/20/2018 - 01:06 Hierarchy: NounDescription: {{chemistry}} any analogue of an ketone, of general formula RC(=S)R', in which the oxygen has been replaced by sulfurNgram: thioketoneNgram Text: thioketoneSource: WiktionaryIssue: 0Wiktionary tag: chemistryNgram Count: 1