Main definitions of co in English

: Co1CO2

Co1

  • The chemical element cobalt.

Main definitions of co in English

: Co1CO2

CO2

  • 1Colombia (international vehicle registration).

  • 2Colorado (in official postal use).

  • 3Commanding Officer.

    leader, head, headman, boss, chief, director, manager, overseer, controller, master
    View synonyms
  • 4Conscientious objector.