The definitions are as follows:

• ORD: ORD refers to Operationally Ready Date, which marks a National Serviceman’s transition from a full-time National Serviceman (NSF) to an Operationally Ready National Serviceman (NSman).

• ORNS: ORNS stands for Operationally Ready National Service, which is the period of service that a National Serviceman serves after completing full-time National Service.

• SCD: SCD stands for Service Completion Date.