# integral

in·​te·​gral | \ ˈin-ti-grəl (usu so in mathematics) ; in-ˈte-grəl also -ˈtē- also nonstandard ˈin-trə-gəl \

## Definition of integral

(Entry 1 of 2)

1a : essential to completeness : constituent an integral part of the curriculum
b(1) : being, containing, or relating to one or more mathematical integers
(2) : relating to or concerned with mathematical integration or the results of mathematical integration
c : formed as a unit with another part a seat with integral headrest
2 : composed of constituent parts
3 : lacking nothing essential : entire

integral

noun
in·​te·​gral | \ ˈin-ti-grəl (usu so in mathematics) ; in-ˈte-grəl also -ˈtē- also nonstandard ˈin-trə-gəl\

Definition of integral (Entry 2 of 2)

: the result of a mathematical integration — compare definite integral, indefinite integral

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## Other Words from integral

integrality \ ˌin-​tə-​ˈgra-​lə-​tē \ noun
integrally \ ˈin-​ti-​grə-​lē ; in-​ˈte-​grə-​ also  -​ˈtē-​ \ adverb

## Examples of integral in a Sentence

I do know that shoot-'em-ups (and saw-'em-ups) are likely to remain part of our lives, and that suggests a depressing idea: Maybe the love of violence is an integral part of human nature … — Stephen King, Entertainment Weekly, 12 Oct. 2007 Stuffed with peanut butter, celery is the quintessential after-school snack; diced, it provides an essential crunch to chicken and potato salads; buttered up, it is an integral part of Thanksgiving stuffing. — Sara Dickerman, New York Times Magazine, 3 Sept. 2006 Sitting out on the grass … watching the freight trains roll by on the levee at two in the morning, drinking a beer and listening to the music drifting out of the club, is an integral part of the whole experience. — Tom Piazza, Why New Orleans Matters, 2005 She had become an integral part of their lives. a car dealer respected for his integral honesty and straightforwardness with customers

Noun

The main tools used in the study of these functions are those we have already discussed: representation as integrals, power-series expansions, and differential equations. — Robert S. Strichartz, The Way of Analysis, 2000

Recent Examples on the Web: Adjective

Comstock, who recently graduated from Fenwick, was an integral part of the Friars’ boys water polo team that went 32-4 and finished third at the state meet. However, according to The Sun, Lingard will not be one of those to leave the club, as the manager sees him as an integral part of United's future. Family members said her children were a source of joy, love and pride, and remained an integral part of her life. Solutions journalism has always been an integral part of the Monitor. Puck’ Willis Wilcox, 49, was an integral part of getting the fans riled up in a frenzy during hockey games inside the Civic Center. The missiles form an integral part of China’s anti-access, area-denial strategy, which is itself designed with the United States in mind. From the shrublands to the subalpine forests, fire—an integral part of any healthy landscape—is now acting as an adaptation catalyst that’s rapidly reshaping entire ecosystems. Philadelphia played such an integral part in our early career.

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

## First Known Use of integral

1551, in the meaning defined at sense 1a

Noun

circa 1741, in the meaning defined above

## History and Etymology for integral

see integer

Noun

see integer

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## Statistics for integral

Last Updated

13 Jun 2019

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## The first known use of integral was in 1551

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More Definitions for integral

integral

## English Language Learners Definition of integral

: very important and necessary

integral

in·​te·​gral | \ ˈin-ti-grəl \

## Kids Definition of integral

: very important and necessary : needed to make something complete an integral part

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More from Merriam-Webster on integral

Thesaurus: All synonyms and antonyms for integral

Spanish Central: Translation of integral

Britannica English: Translation of integral for Arabic Speakers

What made you want to look up integral? Please tell us where you read or heard it (including the quote, if possible).

#### gritty

showing courage and determination

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