Main Intelligence Directorate (GRU)
ГРУ ГШ ЗС РФ
ГРУ ГШ ЗС РФ
gyroscopic reference unit (GRU)
Main Armaments Directorate of the RF Armed Forces
Main Missile and Artillery Directorate (RF MOD)
Main Operational Directorate of the General Staff (Russia)
Chief Intelligence Directorate of the Ministry of Defense of Ukraine
main defense area (line) / main defensive position
main gear box / main rotor transmission
main rotor transmission / main gear box
main-rotor head / main-rotor hub
Armaments Directorate (NATO IS)
Armaments Planning, Programmes and Policy Directorate (NATO IS)
Civil Military Operations Directorate of a Joint Staff (J9)
defense and Security Directorate (NATO)
Defense Policy and Capabilities Directorate (NATO)
Euro-Atlantic Integration and Partnership Directorate (NATO)