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  1. having or seeming to have no end, limit, or conclusion; boundless; infinite; interminable; incessant: an endless series of complaints; Time is endless.
  2. made continuous, as by joining the two ends of a single length: an endless chain or belt.
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Origin of endless

before 900; Middle English endelees, Old English endelēas. See end1, -less
Related formsend·less·ly, adverbend·less·ness, nounqua·si-end·less, adjectivequa·si-end·less·ly, adverb

Synonyms for endless

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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for endlessness

eternity, permanence, perpetuity, perpetuation, eternality, forever

Examples from the Web for endlessness

Historical Examples of endlessness

  • The endlessness of such a subtly cruel situation was appalling—if you think of it.

    Lord Jim

    Joseph Conrad

  • Such is the endlessness, yea, the intolerableness of all earthly effort.

  • Theresa felt herself bewildered by the endlessness and the dirt of it.


    Emily Hilda Young

  • There can be no deep friendship which does not sign for endlessness.

  • The fact of our endlessness at once puts a certain order into life.

    Our Lady Saint Mary

    J. G. H. Barry

British Dictionary definitions for endlessness


  1. having or seeming to have no end; eternal or infinite
  2. continuing too long or continually recurring
  3. formed with the ends joinedan endless belt
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Derived Formsendlessly, adverbendlessness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for endlessness



Old English endeleas; see end (n.) + -less. Related: Endlessly. Old English used endeleasnes for "infinity, eternity."

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Online Etymology Dictionary, © 2010 Douglas Harper