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

An endless number of diets claim to promote weight loss and improve health. —Patty Weasler, Verywell Health, 12 May 2025

The 17-year-old Yamal remains an endless source of creativity who steps up on every big occasion. —Pol Ballús, New York Times, 12 May 2025

What This Means For AI Integration In Business When we were all thrown into remote work and endless online meetings during Covid, companies didn’t have time to teach employees how to make the most of these digital interactions. —William Arruda, Forbes.com, 11 May 2025

From relaxing skincare products to indulgent edibles and accessories, the options are endless. —Matt Rozo, Mercury News, 9 May 2025

Word History

First Known Use

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

Rhymes for endless

• friendless

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