Infinitesimal definition

ĭnfĭn-ĭ-tĕsə-məl
Capable of having values approaching zero as a limit.
adjective
4
1
Immeasurably or incalculably minute.
adjective
3
0
(mathematics) Capable of having values approaching zero as a limit.
adjective
3
0
The definition of infinitesimal is something extremely small or very close to 0, or too small to be measured.

When you have only a single grain of rice, this is an example of a time when you have an infinitesimal amount of rice.

adjective
1
0
An immeasurably or incalculably minute amount or quantity.
noun
1
0
Advertisement
(mathematics) A function or variable continuously approaching zero as a limit.
noun
1
0
(math.) Of or pertaining to an infinitesimal.
adjective
1
0
An infinitesimal quantity.
noun
1
0
(math.) A variable that approaches zero as a limit.
noun
1
0
Too small to be measured.
adjective
1
1
Advertisement
A function or variable continuously approaching zero as a limit.
noun
0
0

Do you ever get the feeling that you are but an infinitesimal speck, swallowed by the vastness of the universe and beyond?

adjective
0
0
(mathematics) Of or pertaining to values that approach zero as a limit.
adjective
0
0
(informal) Very small.
adjective
0
0
(mathematics) A non-zero quantity whose magnitude is smaller than any positive number (by definition it is not a real number).
noun
0
0
Advertisement

Other Word Forms

Noun

Singular:
infinitesimal
Plural:
infinitesimals

Origin of infinitesimal

  • From New Latin īnfīnītēsimus infinite in rank from Latin īnfīnītus infinite infinite

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