su·​prem·​a·​cy | \ sə-ˈpre-mə-sē How to pronounce supremacy (audio) , sü- also -ˈprē-\
plural supremacies

Definition of supremacy

: the quality or state of being supreme also : supreme authority or power

Keep scrolling for more

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

Ossifer’s unsurprising use of it flashes the badge of white supremacy. Barbara Ellis, The Know, "Review: Curious Theatre’s “Pass Over” puts violence against young black men at center stage," 14 Sep. 2019 White supremacy, like Islamist jihad, is a global problem. Mary B. Mccord, Twin Cities, "Mary B. McCord: White nationalist killers are terrorists. We should fight them like terrorists.," 13 Aug. 2019 As the El Paso massacre showed once again, white supremacy is the poison in our well. Los Angeles Times, "Newsletter: In El Paso, a pastor’s faith endures," 7 Aug. 2019 As the El Paso massacre showed once again, white supremacy is the poison in our well. Wire Service, The Mercury News, "Stetler: Tucker Carlson wrongly tells his viewers the country’s white supremacy problem ‘is a hoax’," 7 Aug. 2019 And meanwhile, the dramatic turn of attention to white supremacy. Lizzie O'leary, The Atlantic, "“I Know People Want a Richer, More Thoughtful Explanation.”," 7 Aug. 2019 Now cognizant of the flag's ties to white supremacy, Nike is no longer selling the sneaker. Channing Hargrove,, "Colin Kaepernick Told Nike To Pull A Betsey Ross Flag Shoe — & They Did," 2 July 2019 Past quarantines have included forums devoted to white supremacy, Sept. 11 conspiracy theories and videos of fatal violence. Anchorage Daily News, "Pro-Trump message board ‘quarantined’ by Reddit following violent threats," 26 June 2019 The conference is being monitored by members of the Houston United Front Against Fascism, an informal alliance of activists who are vehemently opposed to white supremacy, said spokesperson Dr. David Michael Smith. Jeff Forward, Houston Chronicle, "Latinos for Trump event in The Woodlands shifts after security issues, confusion over attendees," 20 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'supremacy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of supremacy

1537, in the meaning defined above

History and Etymology for supremacy

supreme + -acy (as in primacy)

Keep scrolling for more

Learn More about supremacy

Statistics for supremacy

Last Updated

19 Sep 2019

Look-up Popularity

Time Traveler for supremacy

The first known use of supremacy was in 1537

See more words from the same year

Keep scrolling for more

More Definitions for supremacy



English Language Learners Definition of supremacy

: the quality or state of having more power, authority, or status than anyone else : the state of being supreme


su·​prem·​a·​cy | \ su̇-ˈpre-mə-sē How to pronounce supremacy (audio) \
plural supremacies

Kids Definition of supremacy

: the highest rank, power, or authority

Keep scrolling for more

Comments on supremacy

What made you want to look up supremacy? Please tell us where you read or heard it (including the quote, if possible).


concealment of treason or felony

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!