Submitted by György Chityil ... on Sat, 01/20/2018 - 01:15 Hierarchy: NounDescription: {{biochemistry}} An alkaloid product of the metabolism of niacin, found in many plants including fenugreek.Ngram: trigonellineNgram Text: trigonellineSource: WiktionaryIssue: 0Wiktionary tag: biochemistryNgram Count: 1