Submitted by György Chityil ... on Fri, 01/19/2018 - 23:58 Hierarchy: NounDescription: {{biochemistry}} A steroid formed by the metabolism of progesterone; it is excreted in the urine of pregnant women.Ngram: pregnanediolNgram Text: pregnanediolSource: WiktionaryIssue: 0Wiktionary tag: biochemistryNgram Count: 1