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

Step up your blow-drying sessions with this Conair classic featuring two attachments (a diffuser and a smoothing nozzle) for nearly endless styling options. —Sarah Han, Allure, 13 June 2024

Condal, who is the sole showrunner for Season 2, also remembers the process feeling endless. —Emily Zemler, Los Angeles Times, 12 June 2024

Her ambivalence seems to suggest how quickly the endless possibilities of the big city can turn into a list of what-might-have-beens. —Karen D'souza, The Mercury News, 11 June 2024

Light isn’t steadfastly against apps, Tang reminds me, other than the endless feed ones. —David Pierce, The Verge, 11 June 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