Integral Definition

ĭntĭ-grəl, ĭn-tĕgrəl
integrals
adjective
Necessary for completeness; essential.
An integral part.
Webster's New World
Possessing everything essential; entire.
American Heritage
Whole or complete.
Webster's New World
Made up of parts forming a whole.
Webster's New World
Of or having to do with an integer or integers; not fractional.
Webster's New World
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noun
integrals
A whole.
Webster's New World
A number computed by a limiting process in which the domain of a function, often an interval or planar region, is divided into arbitrarily small units, the value of the function at a point in each unit is multiplied by the linear or areal measurement of that unit, and all such products are summed.
American Heritage
The result of integrating a fraction.
Webster's New World
A solution of a differential equation.
Webster's New World
A definite integral.
American Heritage
Synonyms:
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abbreviation

(space science, ESA) Initialism of INTErnational Gamma-Ray Astrophysics Laboratory. (a satellite of the European Space Agency)

Wiktionary

Other Word Forms of Integral

Noun

Singular:
integral
Plural:
integrals

Origin of Integral

  • Middle English from Old French from Medieval Latin integrālis making up a whole from Latin integer complete integer

    From American Heritage Dictionary of the English Language, 5th Edition

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