Submitted by György Chityil ... on Sat, 01/20/2018 - 00:52 Hierarchy: NounDescription: {{pathology}} A malignant tumour of the retina; a hereditary condition found mostly in children.Ngram: retinoblastomaNgram Text: retinoblastomaSource: WiktionaryIssue: 0Wiktionary tag: pathologyNgram Count: 1