WordWeb Online

1. A standard, model or pattern regarded as typical
   "the current middle-class norm of two children per family"
    
2. (statistics) a statistic describing the location of a distribution
   "it set the norm for American homes"
    
3. (mathematics) the length of a vector

1. (mathematics) scale to integrate to a standard value, usually one
   - normalize, normalise [Brit]

Derived forms: norming, normed, norms

Type of: criterion, measure, standard, statistic, touchstone

Encyclopedia: Norm