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

Risotto is an infinitely adaptable dish that seems like it could be pulled off in 30 minutes. —Kate Williams, AJC.com, 20 Apr. 2026

The majesty of the natural world and the incomprehensible vastness of space are almost infinitely rearrangeable variables for documentarians. —David Faris, TheWeek, 13 Apr. 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, 3 Apr. 2026

The world of the plumber brothers from New York City just got infinitely larger with the arrival of The Super Mario Galaxy Movie (now playing in theaters). —Nick Romano, Entertainment Weekly, 3 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