1. Organize anew
   "We must reorganize the company if we don't want to go under";
   - reorganise [Brit], shake up
    
2. Organize anew, as after a setback
   "The company reorganized its departments after the merger";
   - reorganise [Brit], regroup

Derived forms: reorganized, reorganizing, reorganizes

Type of: form, organise [Brit], organize