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Definition of 'formation'


  1. an arrangement of people or things acting as a unit; "a defensive formation"; "a formation of planes"
  2. a particular spatial arrangement
  3. the fabrication of something in a particular shape
       Synonyms: shaping
  4. the act of forming something; "the constitution of a PTA group last year"; "it was the establishment of his reputation"; "he still remembers the organization of the club"
       Synonyms: constitution establishment organization organisation
  5. (geology) the geological features of the earth
       Synonyms: geological formation
  6. natural process that causes something to form; "the formation of gas in the intestine"; "the formation of crystals"; "the formation of pseudopods"
  7. creation by mental activity; "the formation of sentences"; "the formation of memories"

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