Submitted by György Chityil ... on Sat, 01/20/2018 - 01:20 Hierarchy: NounFeminineDescription: {{biochemistry}} An egg-yolk precursor protein expressed in the females of nearly all oviparous species.Ngram: vitellogeninNgram Text: vitellogeninSource: WiktionaryIssue: 0Wiktionary tag: biochemistryNgram Count: 1