WordWeb Online

1. Refusal to accept some authority, code or convention
   "each generation must have its own rebellion"; "his body was in rebellion against fatigue"
    
2. Organized opposition to authority; a conflict in which one faction tries to wrest control from another
   "military security has been stepped up since the recent rebellion";
   - insurrection, revolt, rising, uprising

Derived forms: rebellions

Type of: battle, conflict, resistance, struggle

Encyclopedia: Rebellion