Submitted by György Chityil ... on Fri, 01/19/2018 - 16:50 Hierarchy: NounDescription: {{organic compounds}} An alternative name for tretinoin.Ngram: all-trans retinoic acidNgram Text: all-trans retinoic acidSource: WiktionaryIssue: 0Wiktionary tag: organic compoundsNgram Count: 3