Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “countless”


adjective [always before noun]     /ˈkaʊntləs/
very many: The song has been played countless times on the radio .UnlimitedLarge in number or quantity
(Definition of countless adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “countless” in other dictionaries

Word of the Day


to mix eggs with a little milk and mix again as they are being fried

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More