Mechanical may refer to:

Machine
Machine (mechanical), a system of mechanisms that shape the actuator input to achieve a specific application of output forces and movement
Mechanical calculator, a device used to perform the basic operations of arithmetic
Mechanical energy, the sum of potential energy and kinetic energy
Mechanical system, a system that manages the power of forces and movements to accomplish a task
Mechanism (engineering), a portion of a mechanical device

Other
Mechanical (character), one of several characters in Shakespeare's A Midsummer Night's Dream
A kind of typeface in the VOX-ATypI classification

See also
Machine, especially in opposition to an electronic item
Mechanical Animals, the third full-length studio release by Marilyn Manson
Manufactured or artificial, especially in opposition to a biological or natural component
Automation, using machine decisions and processing instead of human
Mechanization, using machine labor instead of human or animal labor
Mechanical watch, utilizing a non-electric mechanism
Mechanical engineering, a branch of engineering concerned with the application of physical mechanics
HVAC (heating, ventilation, and air-conditioning), the mechanical systems of a building
Mechanical phenomenon, as in the mechanics of the Digestive Tract or the mechanics of swallowing
Mechanical license, used in the music industry to indicate the payment made from a licensee to the owner of a copyright for the right to mechanically reproduce a song
Mechanic (disambiguation)
Mechanics