# norm

noun \ ˈnȯrm \
Updated on: 22 Jan 2018

## Definition of norm

1 : an authoritative standard : model
2 : a principle of right action binding upon the members of a group and serving to guide, control, or regulate proper and acceptable behavior
• No society lacks norms governing conduct.
• —Robert K. Merton
3 : average: such as
a : a set standard of development or achievement usually derived from the average or median achievement of a large group
b : a pattern or trait taken to be typical in the behavior of a social group
• studies aimed at establishing the norms of sexual behavior among the middle classes
c : a widespread or usual practice, procedure, or custom
• standing ovations became the norm
• Bilingualism is the norm in many countries.
4 a : a real-valued nonnegative function defined on a vector space with value analogous to length and satisfying the conditions that the function is zero if and only if the vector (see 1vector 1a) is zero, the function of the product of a scalar and a vector is equal to the product of the absolute value of the scalar and the function of the vector, and the function of the sum of two vectors is less than or equal to the sum of the functions of the two vectors; specifically : the square root of the sum of the squares of the absolute values of the elements of a matrix (see matrix 5a) or of the components of a vector
b : the greatest distance between two successive points of a set of points that partition an interval (see interval 2a) into smaller intervals

## Examples of norm in a Sentence

1. She scored well above the norm in math.

2. Smaller families have become the norm.

3. Women used to stay at home to take care of the children, but that's no longer the norm.

## Recent Examples of norm from the Web

• Demand is climbing as exports rise and power plants burn more gas, upsetting the norm and potentially cutting deeply into stockpiles, said Tim Evans, energy futures specialist at Citi Futures in New York.
• Impulsive and unconventional, Trump has spent his first year in office casting aside norms and mores.
• Kristol has more recently become a loud voice in opposition to Donald Trump, first trying to recruit a challenger and now frequently attacking his assaults on democratic norms and institutions.
• That leaves Mueller’s fate a potent issue for organizing and fundraising in an era when protest politics have become the norm and midterm elections loom on the calendar.
• Bogdanovic has been steady all season, and his mistake against the Celtics was out of the norm.
• One place to look for an answer is in the way other social norms have changed.
• And what happens when that powerful neighbor elects a leader who disregards the norms and values of the liberal world order?
• One unfortunate effect of living in a society obsessed with gender norms and presentation policing is that anyone who identifies as male doesn't have much room, generally speaking, to play with their hair.

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'norm.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

## Origin and Etymology of norm

borrowed from Latin norma "carpenterʼs square, pattern," probably borrowed from an Etruscan adaptation of Greek gnṓmōn "carpenterʼs square, indicator on a sundial" — more at gnomon

## norm Synonyms

###### Synonyms
average, normal, par, standard
###### Related Words
golden mean, mean, median, middle; commonplace, ordinary, rule, run, status quo, usual; exemplar, representative
###### Near Antonyms
abnormality, anomaly, deviation, exception, rarity

## Synonym Discussion of norm

average, mean, median, norm mean something that represents a middle point. average is the quotient obtained by dividing the sum total of a set of figures by the number of figures.
• scored an average of 85 on tests
mean may be the simple average or it may represent value midway between two extremes.
• a high of 70° and a low of 50° give a mean of 60°
median applies to the value that represents the point at which there are as many instances above as there are below.
• average of a group of persons earning 3, 4, 5, 8, and 10 dollars an hour is 6 dollars, whereas the median is 5 dollars
norm means the average of performance of a significantly large group, class, or grade.

noun

## Definition of norm for English Language Learners

• norms : standards of proper or acceptable behavior

• the norm : an average level of development or achievement

• the norm : something (such as a behavior or way of doing something) that is usual or expected

noun \ ˈnȯrm \

## Definition of norm for Students

1 : 1average 2
2 : a common practice

## norm

noun \ ˈnȯ(ə)rm \

## medical Definition of norm

: an established standard or average: as
a : a set standard of development or achievement usually derived from the average or median achievement of a large group
b : a pattern or trait taken to be typical in the behavior of a social group

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