Submitted by György Chityil ... on Fri, 01/19/2018 - 22:19 Hierarchy: NounDescription: {{context|pediatrics}} Poor physical growth or level of weight, relative to one's age peers.Ngram: failure to thriveNgram Text: failure to thriveSource: WiktionaryIssue: 0Wiktionary tag: pediatricsNgram Count: 3