9 Grammatical Pitfalls


[ri-lent-lis] /rɪˈlɛnt lɪs/
that does not relent; unyieldingly severe, strict, or harsh; unrelenting:
a relentless enemy.
Origin of relentless
1585-95; relent + -less
Related forms
relentlessly, adverb
relentlessness, noun
rigid, unbending, obdurate, adamant, unyielding. See inflexible.
merciful. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for relentless
  • It may be slow and relentless-higher temperature, rising oceans, more extreme weather getting progressively worse over a century.
  • But one way in which technology, as a rule, does make people less happy is in its relentless generation of newness.
  • The trend of the last sixty years has been the fairly relentless improvement of the human condition.
  • He moves from artifact to structure to event, from king to president to imam, with a relentless horizontality.
  • Then the relentless guns of the hunters may have finished the species off.
  • Combating that relentless spread can be both difficult and prohibitively expensive.
  • Steroid use is fraught with side effects, however, so the hunt for alternatives has been relentless.
  • It has a certain relentless monotony that would render any such narrative boring.
  • No shoreline will be able to escape the relentless tidal waves.
  • The relentless engine of natural selection should have eliminated any genes that infringed on them.
British Dictionary definitions for relentless


(of an enemy, hostile attitude, etc) implacable; inflexible; inexorable
(of pace or intensity) sustained; unremitting
Derived Forms
relentlessly, adverb
relentlessness, 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
Cite This Source
Word Origin and History for relentless

1590s, from relent + -less. Related: Relentlessly; relentlessness.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for relentless

Most English speakers likely know this word

Word Value for relentless

Scrabble Words With Friends

Quotes with relentless

Nearby words for relentless