Submitted by György Chityil ... on Fri, 01/19/2018 - 20:25 Hierarchy: AdverbDescription: {{science|and|social science}} By sampling data over time rather than merely once.Ngram: longitudinallyNgram Text: longitudinallySource: WiktionaryIssue: 0Wiktionary tag: scienceandsocial scienceNgram Count: 1