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Synonyms

countless

American  
[kount-lis] / ˈkaʊnt lɪs /

adjective

  1. too numerous to count; innumerable.

    the countless stars.

    Synonyms:
    unlimited, myriad, endless, numberless

countless British  
/ ˈkaʊntlɪs /

adjective

  1. innumerable; myriad

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • countlessly adverb

Etymology

Origin of countless

First recorded in 1580–90; count 1 + -less

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.

It has played countless elementary schools, children’s hospitals, civic events and theme parks with interactive songs that teach musical concepts and life lessons.

From Los Angeles Times

Certainly, plenty of brands and stores are marketing that concept: You’ll find Valentine’s Day sales and promotions for car tires, cleaning products, battery chargers and, yes, vacuum cleaners, among countless practical-minded items.

From MarketWatch

The presence of the same plant poison on both ancient and more recent arrows suggests that this knowledge was passed down across countless generations.

From Science Daily

"Since then, we probably have another 150,000 people living on the island. We have countless more businesses," he said citing the massive Amazon development in the borough's west.

From Barron's

That means even though the couple lives on in countless books, documentaries, podcasts and paparazzi photos, little is truly known about their private interactions.

From The Wall Street Journal