There are multiple definitions:

1. Managed Care Organization(English)

   • Health care, Organization (management)

2. mono-cortical osteosynthesis(English)

   • refers to the correction of skeletal Class III malocclusion with bilateral sagittal split osteotomy
   • BCO, BSSO
   • Dentistry, Surgery
   • https://doi.org…jom.2011.10.029