Definition, Meaning & Synonyms

infinitesimal

Adjective

/ˌɪn.fɪ.nɪˈtɛs.ɪ.məl/

Definition

Extremely small; imprecisely small in quantity.

Examples

The difference between the two values was infinitesimal, making it negligible.
In calculus, we often deal with infinitesimal changes to understand the behavior of functions.
Years of wear and tear had left the cracks in the wall nearly infinitesimal, unnoticed by most.

Meaning

Infinitesimal refers to something that is so small that it is nearly zero, often used in mathematics and science to describe quantities that approach zero in limit.