• synonyms


noun, plural pen·tar·chies.
  1. a government by five persons.
  2. a governing body of five persons.
  3. a federation of five nations, each under its own government or ruler.
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Origin of pentarchy

From the Greek word pentarchía, dating back to 1580–90. See pent(a)-, -archy
Related formspen·tarch, nounpen·tar·chi·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pentarchy

Historical Examples of pentarchy

  • In 1846 Russia was the first power of Europe, and at a great distance ahead of all other members of the Pentarchy.

    The Atlantic Monthly, Volume 18, No. 109, November, 1866


  • But, as in the Saxon times this country was an heptarchy, it is now a strange sort of pentarchy.

British Dictionary definitions for pentarchy


noun plural -chies
  1. government by five rulers
  2. a ruling body of five
  3. a union or association of five kingdoms, provinces, etc, each under its own ruler
  4. a country ruled by a body of five
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Derived Formspentarchical, adjective
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