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1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Norm \Norm\, n. [L. norma a rule. See Normal, a.]
      [1913 Webster]
      1. A rule or authoritative standard; a model; a type; as,
         deviations from the norm are not tolerated.
         [1913 Webster +PJC]
      2. (Biol.) A typical, structural unit; a type. --Agassiz.
         [1913 Webster]