ad infinitum
Americanadverb
adverb
Etymology
Origin of ad infinitum
From Latin
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.
But is it the best way to spent $600 million–plus in taxpayer dollars, every year, ad infinitum?
From Slate • Jul. 8, 2025
One takes place and then another one occurs ad infinitum.
From Salon • Mar. 18, 2024
Scientists don’t currently know whether that expansion will continue indefinitely or, if so, whether it will keep accelerating ad infinitum.
From Scientific American • Aug. 29, 2023
Thorvaldsdottir, in a mode characteristically abstract yet suggestive, could prolong an idea like this ad infinitum.
From New York Times • Apr. 21, 2023
Flies with heads and tails make eggs with heads and tails, which make embryos with heads and tails, which grow into flies with heads and tails, and so forth, ad infinitum.
From "The Gene" by Siddhartha Mukherjee
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.