# indefinite integral

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### noun Mathematics.

a representation, usually in symbolic form, of any function whose derivative is a given function.

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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

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Improve Your WritingAlso called antiderivative.

## Origin of indefinite integral

First recorded in 1875–80

## Words nearby indefinite integral

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

## Example sentences from the Web for indefinite integral

## British Dictionary definitions for indefinite integral

indefinite integral

### noun

maths

- any function whose derivative is the given function, as x ², x ² + 3, x ²–5, etc of 2x
- the schema representing all such functions, here x ² + k
- the symbolic representation of this as a function of the given function, written ʃ f (x) dx where f (x) is the given function
- the symbol ʃ

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Scientific definitions for indefinite integral

indefinite integral

[ ĭn-dĕf′ə-nĭt ]

A function whose derivative is a given function.

The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.