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
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
Those three teams, all of whom made the playoffs last year, were expected to engage in a season-long struggle for NL East supremacy.
—Peter Sblendorio, New York Daily News, 7 Apr. 2025
Here, Chou is referring to a concept called quantum supremacy, where quantum technology completes complex calculations no classical computer could realistically complete (for example, a five-minute quantum calculation might take 10 septillion years on a binary supercomputer).
—Rachel Curry, CNBC, 6 Apr. 2025
The fact that so many of Hamas’ political leaders – who have for years live abroad in Qatar and Turkey – were unaware of the plan to attack Israel on October 7 speaks to the relative supremacy of resistance over governance within the movement.
—Mick Krever, CNN, 6 Mar. 2025
Hallucinations taken as prophecy, destabilized on a middling journey to outpace, to open-chase, to claim supremacy, to reign indefinitely, haste and paste control altering deletion, unstable desire remains undefeated.
—John Werner, Forbes, 4 Mar. 2025
See All Example Sentences for supremacy
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Peter Sblendorio, New York Daily News, 7 Apr. 2025
Here, Chou is referring to a concept called quantum supremacy, where quantum technology completes complex calculations no classical computer could realistically complete (for example, a five-minute quantum calculation might take 10 septillion years on a binary supercomputer).
—Rachel Curry, CNBC, 6 Apr. 2025
The fact that so many of Hamas’ political leaders – who have for years live abroad in Qatar and Turkey – were unaware of the plan to attack Israel on October 7 speaks to the relative supremacy of resistance over governance within the movement.
—Mick Krever, CNN, 6 Mar. 2025
Hallucinations taken as prophecy, destabilized on a middling journey to outpace, to open-chase, to claim supremacy, to reign indefinitely, haste and paste control altering deletion, unstable desire remains undefeated.
—John Werner, Forbes, 4 Mar. 2025
See All Example Sentences for supremacy
Cite this Entry
“Supremacy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supremacy. Accessed 21 Apr. 2025.
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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