cho·ra·gus (kə-rā'gəs) n.
pl.cho·ra·gi also cho·re·gi (-jī')
One who undertook the expense of providing the chorus in ancient Greek drama.
The leader of a group or movement.
[Latin chorāgus, from Greek khorēgos, khorāgos : khoros, chorus; see gher-1 in Indo-European roots + agein, to lead; see ag- in Indo-European roots.] cho·rag'ic (-rāj'ĭk) adj.