Ordered series of steps that specify how to perform a task. [ ISO/IEC 26514 ]
Procedure [ ISO/IEC 19770 ]: Specified way to carry out an activity or process.
Procedure [ ISO/IEC/IEEE 24765 ]: A portion of a computer program that is named and that performs a specific action.
Procedure [ ISO/IEC/IEEE 24765 ]: A routine that does not return a value.