Definition: Norm

From New World Encyclopedia

Etymology 1

From French norme, from Old French, from Latin norma (a carpenter's square, a rule, a pattern, a precept).

Noun

norm (plural norms)

  1. That which is normal or typical.
    Unemployment is the norm in this part of the country.
  2. A rule that is imposed by regulations and/or socially enforced by members of a community.
    Not dressing like a supervillain at a corporate meeting is just one of those societal norms.
  3. (philosophy, computer science) A sentence with non-descriptive meaning, such as a command, permission or prohibition.
  4. (mathematics) A function that maps vectors to non-negative scalars.
  5. (chess) A high level of performance in a chess tournament, several of which are required for a player to receive a title.

Derived terms

  • 1-norm
  • 2-norm
  • absolute norm
  • adnorm
  • age norm
  • basic norm
  • complex norm
  • cross norm
  • dual norm
  • ethical norm
  • Euclidean norm
  • exonorm
  • extended norm
  • field norm
  • flat norm
  • grandmaster norm
  • graph norm
  • ideological norm
  • induced norm
  • infinity-norm
  • mass norm
  • matrix norm
  • maximum norm
  • moral norm
  • natural norm
  • normed
  • norm function
  • normic form
  • normless
  • normlessness
  • polynomial norm
  • pseudonorm
  • quaternion norm
  • reduced norm
  • regular norm
  • relative norm
  • seminorm
  • sexual norm
  • social norm
  • spectral norm
  • statistical norm
  • subordinate norm
  • trace norm
  • uniform norm
  • vector norm

Related terms

  • abnormity
  • normal
  • normatic
  • normative

Etymology 2

Back-formation from normed.

Verb

norm (third-person singular simple present norms, present participle norming, simple past and past participle normed)

  1. (mathematical analysis) To endow (a vector space, etc.) with a norm.

Derived terms

  • norming

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