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Definitions

infinitesimal

[in-fin-i-tes-uh-muhl] / ˌɪn fɪn ɪˈtɛs ə məl /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Suddenly, the infinitesimal chances of the U.S.—down to 0.1% at one point during the day, according to Data Golf—began to creep upward with wins from its first two players.

From The Wall Street Journal • Sep. 28, 2025

Art often is just a business, but a dangerous one: Changing people by an infinitesimal degree, Castleberry knows, has a way of thoroughly warping and wrecking human lives.

From Los Angeles Times • Mar. 6, 2025

While I appreciate the sentiment, there’s an infinitesimal flaw in Kurkjian’s premise.

From Seattle Times • May 15, 2024

But you should not worry unduly, the effect will be infinitesimal.

From BBC • Oct. 21, 2023

One was the so- called wave-particle duality of nature at the infinitesimal scale: experiments sometimes showed light and electrons behaving like particles, and other times as waves.

From "Big Science" by Michael Hiltzik