Meaning of INFINITESIMAL
| Pronunciation: | | `infini'tesumul
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 WordNet Dictionary |
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| | Definition: | | [adj] infinitely or immeasurably small; "two minute whiplike threads of protoplasm"; "reduced to a microscopic scale" |
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| | Synonyms: | | little, microscopic, minute, small |
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| Webster's 1913 Dictionary |
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\In`fin*i*tes"i*mal\, a. [Cf. F. infinit['e]simal,
fr. infinit['e]sime infinitely small, fr. L. infinitus. See
{Infinite}, a.]
Infinitely or indefinitely small; less than any assignable
quantity or value; very small.
{Infinitesimal calculus}, the different and the integral
calculus, when developed according to the method used by
Leibnitz, who regarded the increments given to variables
as infinitesimal.
\In`fin*i*tes"i*mal\, n. (Math.)
An infinitely small quantity; that which is less than any
assignable quantity.
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| Thesaurus Terms |
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| | Related Terms: | | atomic, corpuscular, embryonic, evanescent, germinal, granular, impalpable, imperceptible, imponderable, inappreciable, indiscernible, intangible, invisible, microcosmic, microscopic, molecular, subatomic, tenuous, thin, ultramicroscopic, unseeable |
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