The machines constituting a production apparatus, in a plant etc., collectively.
The collective parts of something which allow it to function.
The working parts of a machine as a group.
The literary devices used in a work, notably for dramatic effect
A constructor of machines and engines; one versed in the principles of machines.
One skilled in the use of machine tools for fashioning metal parts or tools out of metal.
A person who operates machinery.
A person employed to shift scenery in a theater.