Submitted by György Chityil ... on Fri, 01/19/2018 - 16:36 Hierarchy: NounDescription: {{set theory}} The fact of being a member of a set.Ngram: membershipNgram Text: membershipSource: WiktionaryIssue: 0Wiktionary tag: set theoryNgram Count: 1Wikokit WikiText ID: 914733