endless

adjective

end·​less ˈen(d)-ləs 

1

: being or seeming to be without end

an endless speech

2

: extremely numerous

all the multiplied, endless, nameless iniquities

—Edmund Burke

3

: joined at the ends

an endless chain

endlessly adverb

endlessness noun

Synonyms

• bottomless
• boundless
• fathomless
• horizonless
• illimitable
• immeasurable
• immensurable
• indefinite
• infinite
• limitless
• measureless
• unbounded
• unfathomable
• unlimited

Examples of endless in a Sentence

There was an endless line at the bank.

There is endless work to do on the house.

Recent Examples on the Web

Seriously, from performing in that costume to earning a Golden Globe nomination, your talents are endless. —Michael Schneider, Variety, 9 May 2024

While some enterprises had already developed traditional AI systems (pre-generative AI), principally relying on machine learning predictions fueled by structured data, many are now navigating uncharted AI territory and the possibilities are endless. —Byjeffrey Saviano, Fortune, 8 May 2024

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Kids Definition

endless

adjective

end·​less ˈen-(d)ləs 

1

: being or seeming to be without end

2

: joined at the ends : continuous

an endless belt

endlessly adverb

endlessness noun