endless

[end-lis]

adjective

1. having or seeming to have no end, limit, or conclusion; boundless; infinite; interminable; incessant.

   an endless series of complaints; Time is endless.

   Synonyms: perpetual, continuous, unceasing, unending, illimitable, limitless

2. made continuous, as by joining the two ends of a single length.

   an endless chain or belt.

endless

/ ˈɛndlɪs /

adjective

1. having or seeming to have no end; eternal or infinite

2. continuing too long or continually recurring

3. formed with the ends joined

   an endless belt

Other Word Forms

• endlessly adverb
• endlessness noun
• quasi-endless adjective
• quasi-endlessly adverb

Word History and Origins

Origin of endless¹

First recorded before 900; Middle English endelees, Old English endelēas. See end ¹, -less

Synonym Study

See eternal.

Example Sentences

It struck me during one more endless silent night alone on the couch that there was no good reason for me to live in this big old house by myself.

From Los Angeles Times

You write about being “lost in the endless search for connection.”

From Los Angeles Times

Most were angry at exorbitant rent hikes, unregulated holiday lettings, and the endless influx of Americans and Europeans into the city's trendy neighbourhoods like Condesa, Roma and La Juárez, forcing out long-term residents.

From BBC

"The other night it was 20 degrees outside and she was crying at 3am. I take endless litres of water to her room just to make her calm down."

From BBC

A lack of ornamentation turns every place into no place at all, blending together experiences and venues in the same manner as the internet’s endless feed.

From Salon

Related Words

• boundless 
• ceaseless 
• constant 
• continual 
• continuous 
• countless 
• eternal 
• incessant 
• infinite 
• interminable 
• limitless 
• monotonous 
• never-ending 
• perpetual 
• unbroken 
• unending 
• unfathomable 
• uninterrupted 
• unlimited 
• untold