machine

A device consisting of fixed and moving parts that modifies mechanical energy and transmits it in a more useful form.

A system or device for doing work, as an automobile or jackhammer, together with its power source and auxiliary equipment.

A system or device, such as a computer, that performs or assists in the performance of a human task.

An intricate natural system or organism, such as the human body.

A person who acts in a rigid, mechanical, or unconscious manner.

An organized group of people whose members are or appear to be under the control of one or more leaders.