countless

adjective

count·​less ˈkau̇nt-ləs How to pronounce countless (audio)
Synonyms of countlessnext
: too numerous to be counted : myriad, many
countlessly adverb

Examples of countless in a Sentence

There are countless reasons why that would not be a good idea. I've been there countless times.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Meanwhile, countless government entities emphasized Taiwan’s commitment to green energy and a carbon net-zero future. Timothy Nerozzi, The Washington Examiner, 13 Mar. 2026 Brown also spent countless hours studying Buster Faulkner’s offense. Edgar Thompson, The Orlando Sentinel, 12 Mar. 2026 The Danish chef, who co-founded the New Nordic dining destination and food innovation lab with Claus Meyer in 2003, has earned countless accolades in his tenure, including the top spot on The World's 50 Best Restaurants list five times, and three Michelin stars. Kelly McCarthy, ABC News, 12 Mar. 2026 And today, countless young people bravely continue the fight for their rights to have access to such powerful scenes and stories. Tahneer Oksman, NPR, 12 Mar. 2026 See All Example Sentences for countless

Word History

First Known Use

1593, in the meaning defined above

Time Traveler
The first known use of countless was in 1593

Browse Nearby Words

Cite this Entry

“Countless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/countless. Accessed 14 Mar. 2026.

Kids Definition

countless

adjective
count·​less ˈkau̇nt-ləs How to pronounce countless (audio)
: too numerous to be counted : innumerable

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