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[suh-prem-uh-see, soo-] /səˈprɛm ə si, sʊ-/
the state of being supreme.
supreme authority or power.
Origin of supremacy
1540-50; supreme1 + -acy
Related forms
presupremacy, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for supremacy
Contemporary Examples
Historical Examples
  • The cities of the main land were compelled to acknowledge the supremacy of the Persian conqueror; but not the islands.

    A Manual of Ancient History A. H. L. (Arnold Hermann Ludwig) Heeren
  • Why should you lag behind the age in this fierce struggle for supremacy?

    The Root of Evil Thomas Dixon
  • He made himself the centre of the table, and he was so vivacious that none wished to question his supremacy.

    The Bishop's Apron W. Somerset Maugham
  • No thought of supremacy or greater advancement should be harbored for a moment.

    The Right Knock Helen Van-Anderson
  • In earth, air and water, birds, animals and fishes had struggled with each other for supremacy and existence.

    The Redemption of David Corson Charles Frederic Goss
British Dictionary definitions for supremacy


/sʊˈprɛməsɪ; sjʊ-/
supreme power; authority
the quality or condition of being supreme
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
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Word Origin and History for supremacy

1540s, from supreme + -acy.

Online Etymology Dictionary, © 2010 Douglas Harper
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