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# infinitesimal calculus

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noun

the differential calculus and the integral calculus, considered together.

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## Origin of infinitesimal calculus

First recorded in 1795–1805

## Words nearby infinitesimal calculus

infinite decimal, infinite product, infinite regress, infinite series, infinitesimal, infinitesimal calculus, infinitival, infinitive, infinitive clause, infinitive marker, infinitize

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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

## How to use infinitesimal calculus in a sentence

## British Dictionary definitions for infinitesimal calculus

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