infinitely

adverb

in·​fi·​nite·​ly ˈin-fə-nət-lē 

: to an infinite or seemingly infinite extent or degree

an infinitely large number

It is clear that when an infinite number of positive quantities are added, the result will be infinitely large unless the quantities diminish in size to zero.

—Dan Kalman

… we know that the world is infinitely more complicated than the child thinks.

—Robert Penn Warren

… in learning about the amazing complexity of the computer, we come to appreciate the infinitely more amazing complexity of the human brain …

—Alex Raskin

He swivels his head almost 360 degrees, like a Japanese puppet-balloon held aloft on a stick. The face is infinitely old, infinitely wise, very catlike.

—Maxine Kumin

Examples of infinitely in a Sentence

Recent Examples on the Web

Failure is a reliable and infinitely renewable resource. —David O’Neill, New Yorker, 20 May 2026

So many stories Examples can be multiplied almost infinitely. —Nate Anderson, ArsTechnica, 14 May 2026

Hosting a dinner party is infinitely more enjoyable with a partner in crime to help curate the playlist and the guest list, keep the conversation and the drinks flowing, and take a load off the planning. —Kate McGregor, Architectural Digest, 12 May 2026

It can be broken up into an array of points that, though incredibly small, are not infinitely so. —Quanta Magazine, 29 Apr. 2026

Word History

Etymology

Middle English infynytly, from infynyt infinite entry 1 + -ly -ly entry 2

First Known Use

15th century, in the meaning defined above