kə-ˈrā-gəs

1: the leader of a chorus or choir

broadly : the leader of any group or movement

2: a leader of a dramatic chorus in ancient Greece

Latin & Greek; Latin choragus, from Greek choragos, chorēgos, from choros chorus + agein to lead¹

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1. “Choragus Definition & Meaning.” Merriam-Webster, Merriam-Webster, https://www.merriam-webster.com/dictionary/choragus.