Engineering design process – an iterative decision-making activity, to produce plans by which resources are converted, preferably optimally with due consideration for environment, into systems and devices to meet human needs. More detailed definition of Engineering design process will be given in the following sections.
Mechanical design – a part of the engineering design process and a broad subject encompassing all disciplines of mechanical engineering, thermal and fluid sciences, solid mechanics, materials and processes, manufacturing sciences.
Mechanical design process – the use of scientific principles and technical information along with innovations, ingenuity, or imagination in the definition of a machine, mechanical device or system to perform pre-specified functions with maximum economy and efficiency.