quadrumvirate

/kwɑːˈdrʌmvɪrɪt/
noun
  1. A group of four people who share power or leadership.
    • The school's quadrumvirate of principals worked together to improve the curriculum.
    • In ancient Rome, a quadrumvirate sometimes governed a province.
    • The four founders formed a quadrumvirate to run the startup.
Synonyms
What does "quadrumvirate" mean? | whatsthatwordmean | whatsthatwordmean