Submitted by György Chityil ... on Fri, 01/19/2018 - 23:40 Hierarchy: NounDescription: {{chiefly|philosophy}} Necessity, understood as a logical or other philosophical principle, or as a law or force of nature.Ngram: necessitationNgram Text: necessitationSource: WiktionaryIssue: 0Wiktionary tag: chieflyNgram Count: 1