norm
1 Americannoun
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a standard, model, or pattern.
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general level or average.
Two cars per family is the norm in most suburban communities.
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a behavior pattern or trait considered typical of a particular social group.
The patients regained the norms of everyday life after their hospitalization.
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Sociology. a pattern or standard of behavior expected of each member of a social group.
In many countries, cultural norms result in women bearing primary responsibility for childcare.
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Education.
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a designated standard of average performance of people of a given age, background, etc.
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a standard based on the past average performance of a given individual.
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Mathematics.
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a real-valued, nonnegative function whose domain is a vector space, with properties such that the function of a vector is zero only when the vector is zero, the function of a scalar times a vector is equal to the absolute value of the scalar times the function of the vector, and the function of the sum of two vectors is less than or equal to the sum of the functional values of each vector. The norm of a real number is its absolute value.
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the greatest difference between two successive points of a given partition.
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abbreviation
noun
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an average level of achievement or performance, as of a group or person
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a standard of achievement or behaviour that is required, desired, or designated as normal
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sociol an established standard of behaviour shared by members of a social group to which each member is expected to conform
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maths
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the length of a vector expressed as the square root of the sum of the square of its components
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another name for mode
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geology the theoretical standard mineral composition of an igneous rock
abbreviation
noun
abbreviation
Other Word Forms
- normless adjective
Etymology
Origin of norm
First recorded in 1820–30; from Latin norma “carpenter's square, rule, pattern”
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
South Africa has an estimated 250 judges serving a population of more than 60 million, amounting to around four judges per million people and well below global norms.
From BBC
“One of the reasons I decided to focus on Orange County is that it’s not the norm — not what you think of as the Deep South. It’s Disneyland. It’s California,” Lichtblau says.
From Los Angeles Times
There were just 9.54 million births in China in 2024 -- half the number than in 2016 -- and concerns about the shrinking and ageing population have been growing as couples choose to buck traditional Chinese norms.
From Barron's
New Zealand is making admirable progress in emphasizing civic norms over settler-founding myths.
From Salon
"When you meet her she doesn't quite fit the norm for an 18-year-old girl," her mum says.
From BBC
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.