relentless
adjective
re·lent·less
ri-ˈlent-ləs 
: showing or promising no abatement of severity, intensity, strength, or pace : unrelenting
relentless pressure
a relentless campaign
relentlessly
adverb
relentlessness
noun
Examples of relentless in a Sentence
Her relentless optimism held the team together.
The hunter was relentless in pursuit of his prey.
a relentless opponent of deregulation
Recent Examples on the Web
Abbott's relentless criticism of Biden over the spike in unauthorized crossings that started soon after the Democratic former president's inauguration in January 2021 is credited with helping make immigration a leading issue in the 2024 campaign.
—
John C. Moritz, Austin American Statesman, 30 July 2025
Phoenix has previously gone 154 consecutive days without rain, enduring relentless summer heat that has exceeded 110°F.
—Ken Silverstein, Forbes.com, 29 July 2025
From the start, Cosby imbues Roman with a relentless dissatisfaction.
—Oline H. Cogdill, Sun Sentinel, 29 July 2025
His relentless and clever running dragged defenders out of position, creating space for Bryan Mbeumo, Kevin Schade and Mikkel Damsgaard to exploit on the way to the best Premier League seasons of their careers so far.
—Anantaajith Raghuraman, New York Times, 28 July 2025
See All Example Sentences for relentless
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John C. Moritz, Austin American Statesman, 30 July 2025
Phoenix has previously gone 154 consecutive days without rain, enduring relentless summer heat that has exceeded 110°F.
—Ken Silverstein, Forbes.com, 29 July 2025
From the start, Cosby imbues Roman with a relentless dissatisfaction.
—Oline H. Cogdill, Sun Sentinel, 29 July 2025
His relentless and clever running dragged defenders out of position, creating space for Bryan Mbeumo, Kevin Schade and Mikkel Damsgaard to exploit on the way to the best Premier League seasons of their careers so far.
—Anantaajith Raghuraman, New York Times, 28 July 2025
See All Example Sentences for relentless
Cite this Entry
“Relentless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/relentless. Accessed 3 Aug. 2025.
Copy CitationKids Definition
relentless
adjective
re·lent·less
ri-ˈlent-ləs
: not lessening in severity, intensity, strength, or pace : unrelenting
relentless criticism
relentlessly
adverb
relentlessness
noun
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