D defs.my
Entry 1 sense Webster, 1913

Protagonist

/prōt-ăg'-ən-əst/ · Pro·tag·o·nist · IPA /pɹoʊˈtæɡ.ə.nɪst/
01 n. One who takes the leading part in a drama; hence, one who takes lead in some great scene, enterprise, conflict, or the like.
  1. 1.
    One who takes the leading part in a drama; hence, one who takes lead in some great scene, enterprise, conflict, or the like.
    “Shakespeare, the protagonist on the great of modern poetry.” De Quincey.