Norm

Norm, the Norm or NORM may refer to:

In academic disciplines

Normativity, phenomenon of designating things as good or bad
Norm (geology), an estimate of the idealised mineral content of a rock
Norm (philosophy), a standard in normative ethics that is prescriptive rather than a descriptive or explanatory abstraction
Social norm, shared standards of acceptable behavior by groups
Basic norm, a jurisprudence concept by Kelsen
Peremptory norm, a fundamental principle of international law
Norm (artificial intelligence), a set of statements used to regulate artificial intelligence software
Norm, a statistical concept in psychometrics representing the aggregate responses of a standardized and representative group
NORM, naturally occurring radioactive materials
NORM (non-mobile older rural males), an acronym in dialect studies coined by Chambers and Trudgill (1980) for a group to which speakers frequently refer

Norm (mathematics), a map that assigns a length or size to a mathematical object, including:
- Vector norm, a map that assigns a length or size to any vector in a vector space
- Matrix norm, a map that assigns a length or size to a matrix
- Operator norm, a map that assigns a length or size to any operator in a function space
- Norm (abelian group), a map that assigns a length or size to any element of an abelian group
Field norm a map in algebraic number theory and Galois theory that generalizes the usual distance norm
Ideal norm, the ideal-theoretic generalization of the field norm
Norm (group), a certain subgroup of a group
Norm map, a map from a pointset into the ordinals inducing a prewellordering
Norm group, a group in class field theory that is the image of the multiplicative group of a field
Norm function, a term in the study of Euclidean domains, sometimes used in place of "Euclidean function"

Norm Peterson, a character in the sitcom Cheers and its spin-off Frasier
Norm, a recurring character in Phineas and Ferb
The Norm (comic strip), syndicated by Michael Jantze
The Norm (radio), a former CBC radio show
The Norm, a character in the 1989 film Spirits of the Air, Gremlins of the Clouds
Norm, the main character in the Norm of the North films
Norm (album), a 2023 album by Andy Shauf

National Organization of Russian Muslims, a religious organization based in Russia
Norm (chess), a chess result required to qualify for an official title
NORM (NACK-Oriented Reliable Multicast), a transport protocol
Norm, a character from the Australian government physical fitness program and advertising campaign "Life. Be in it."
Norms Restaurants, a chain of restaurants in Southern California