supremacy
noun
su·prem·a·cy
sə-ˈpre-mə-sē 
sü-
also -ˈprē-
plural supremacies
1
: the quality or state of being supreme
especially
: a position of unquestioned authority, dominance, or influence
military/naval supremacy
In the 20th century, two completely different models of how to run an economy battled for supremacy. —
Bill McKibben
Bill McKibben Natal's well-watered valleys … became by the end of the 18th century the site of a contest for supremacy … —Noel Mostert
Noel Mostert Every high school boasts its elite squad of lookers: sparkling teeth, merciless anatomy, sunny filaments of hair … . Between classes, they parade down the halls, trooping their supremacies like Clydesdales. —Richard Lacayo
Richard Lacayo 2
: ultimate authority or power
belief in the supremacy of God
Synonyms of supremacy
Examples of supremacy in a Sentence
the Roman empire had supremacy over the entire Mediterranean world
the supremacy of cashmere among wools accounts for its high price
Recent Examples on the Web
The supremacy of filmmaking craft on display here is what makes Janus’ restoration so worthy of celebration.
—Jim Hemphill, IndieWire, 22 Apr. 2026
But the push for supremacy in that arena has been supercharged with the appointment of Mykhailo Fedorov as Ukraine’s defense minister in January.
—Ivana Kottasová, CNN Money, 20 Apr. 2026
Nvidia has cemented itself at the heart of the AI boom with a monopoly on the most powerful chips to train and run models, but a growing crop of startups are set on challenging the company's supremacy.
—Kai Nicol-Schwarz, CNBC, 17 Apr. 2026
Therefore, it’s taken some time to infiltrate the mainstream, and 2026 is reaching pinnacle ballet flat supremacy.
—Kaitlyn Yarborough, Southern Living, 15 Apr. 2026
See All Example Sentences for supremacy
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Jim Hemphill, IndieWire, 22 Apr. 2026
But the push for supremacy in that arena has been supercharged with the appointment of Mykhailo Fedorov as Ukraine’s defense minister in January.
—Ivana Kottasová, CNN Money, 20 Apr. 2026
Nvidia has cemented itself at the heart of the AI boom with a monopoly on the most powerful chips to train and run models, but a growing crop of startups are set on challenging the company's supremacy.
—Kai Nicol-Schwarz, CNBC, 17 Apr. 2026
Therefore, it’s taken some time to infiltrate the mainstream, and 2026 is reaching pinnacle ballet flat supremacy.
—Kaitlyn Yarborough, Southern Living, 15 Apr. 2026
See All Example Sentences for supremacy
Cite this Entry
“Supremacy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supremacy. Accessed 23 Apr. 2026.
Copy CitationKids Definition
supremacy
noun
su·prem·a·cy
sə-ˈprem-ə-sē
plural supremacies
1
: the quality or state of being supreme
2
: supreme authority or power
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