# infinitesimal

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## in·fin·i·tes·i·mal

(ĭn′fĭn-ĭ-tĕs′ə-məl)
1. Immeasurably or incalculably minute.
2. Mathematics Capable of having values approaching zero as a limit.
n.
1. An immeasurably or incalculably minute amount or quantity.
2. Mathematics A function or variable continuously approaching zero as a limit.

[From New Latin īnfīnītēsimus, infinite in rank, from Latin īnfīnītus, infinite; see infinite.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

## infinitesimal

(ˌɪnfɪnɪˈtɛsɪməl)
1. infinitely or immeasurably small
2. (Mathematics) maths of, relating to, or involving a small change in the value of a variable that approaches zero as a limit
n
(Mathematics) maths an infinitesimal quantity
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

## in•fin•i•tes•i•mal

(ˌɪn fɪn ɪˈtɛs ə məl)

1. indefinitely or exceedingly small; minute.
2. immeasurably small; less than an assignable quantity: to an infinitesimal degree.
3. of, pertaining to, or involving infinitesimals.
n.
4. an infinitesimal quantity.
5. Math. a variable having zero as a limit.
[1645–55; < New Latin infīnītēsim(us) (Latin infīnīt(us) infinite + -ēsimus suffix of ordinal numerals) + -al1]
in`fin•i•tes`i•mal′i•ty, in`fin•i•tes′i•mal•ness, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 infinitesimal - (mathematics) a variable that has zero as its limitvariable quantity, variable - a quantity that can assume any of a set of valuesmath, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement Adj. 1 infinitesimal - infinitely or immeasurably small; "two minute whiplike threads of protoplasm"; "reduced to a microscopic scale"minutelittle, small - limited or below average in number or quantity or magnitude or extent; "a little dining room"; "a little house"; "a small car"; "a little (or small) group"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

## infinitesimal

adjective mineral substances present in infinitesimal amounts in the soil
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

## infinitesimal

So minute as not to be discernible:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
nepatrný
inifinitesimal
infinitesimal

## infinitesimal

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

## infinitesimal

Collins English/French Electronic Resource. © HarperCollins Publishers 2005