The meaning of ENDLESS is being or seeming to be without end. How to use endless in a sentence.

Endless definition: having or seeming to have no end, limit, or conclusion; boundless; infinite; interminable; incessant.. See examples of ENDLESS used in a sentence.

(Definition of endless from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

1. Being or seeming to be without an end or limit; boundless: an endless universe; an endless conversation. 2. Formed with the ends joined; continuous: an endless chain.

Definition of endless adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

WordReference Random House Learner's Dictionary of American English © 2025 end•less /ˈɛndlɪs/ adj. having or seeming to have no end; boundless: an endless highway through the …

If you describe something as endless, you mean that it lasts so long that it seems as if it will never end.

The shell is likewise most beautiful in its endless shapes and variations. Its origin and character have given rise to endless surmises. The details are endless, the results delightful. And yet, …

Synonyms for ENDLESS: infinite, limitless, vast, unlimited, boundless, immeasurable, illimitable, measureless; Antonyms of ENDLESS: limited, finite, confined, definite, restricted, bounded, …

endless definition: continuing for a very long time. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "endless round", …