From Longman Dictionary of Contemporary EnglishRelated topics: Organizationsfraternityfra‧ter‧ni‧ty /frəˈtɜːnəti $ -ɜːr-/ noun (plural fraternities)1 →the teaching/scientific/criminal etc fraternity2[countable]SSO a club at an American college or university that has only male members → sorority3[uncountable] formalFRIEND a feeling of friendship between members of a groupfraternity between nationsExamples from the Corpusfraternity• But there is nothing like a shared ordeal to build cohesion, as armies and fraternities have long known.• He was a member of the Sigma Alpha Epsilon Fraternity and was a past president of the fraternity.• The skills he displayed during the riotearned him an Achievement of the Year award from his fraternity.• He was, as we have seen, already President of his fraternity.• The possibility of people getting to know each other and forgingstructures of fraternity, and also structures of resistance, disappears.• The Nobel prize is awarded to someone who has worked to promotefraternity between nations.• The university's fraternities have a reputation for lively parties.• There can be no solutions until humanity has learned the meaning of words like co-operation, unselfishness, fraternity and trust.