Definition of: machinery

(mə·shē′nər·ē) noun plural ·er·ies
1. The parts of a machine or a number of machines and kindred appliances collectively.
2. Any combination of means working together; a complex system of appliances; the arrangements for effecting a specific end.
3. The supernatural or other means by which the catastrophe of a classical drama was brought about; hence, the incidents and events introduced to build up the plot in a work of fiction.