cylinder vs motor

cylinder

noun
  • A cylindrical cavity or chamber in a mechanism, such as the counterpart to a piston found in a piston-driven engine. 

  • A surface created by projecting a closed two-dimensional curve along an axis intersecting the plane of the curve. 

  • Any object in the form of a circular cylinder. 

  • The part of a revolver that contains chambers for the cartridges. 

  • A container in the form of a cylinder with rounded ends for storing pressurized gas; a gas cylinder. 

  • An early form of phonograph recording, made on a wax cylinder. 

  • The corresponding tracks on a vertical arrangement of disks in a disk drive considered as a unit of data capacity. 

  • The space in which a piston travels inside a reciprocating engine or pump. 

  • A solid figure bounded by a cylinder and two parallel planes intersecting the cylinder. 

verb
  • To calender; to press (paper, etc.) between rollers to make it glossy. 

motor

noun
  • Any protein capable of converting chemical energy into mechanical work. 

  • The fermenting mass of fruit that is the basis of pruno, or "prison wine". 

  • A motor car, or automobile, even a goods vehicle. 

  • A source of power for something; an inspiration; a driving force. 

  • A machine or device that converts other energy forms into mechanical energy, or imparts motion. 

verb
  • To rotate a jet engine or turboprop using the engine's starter, without introducing fuel into the engine. 

  • To progress at a brisk pace. 

  • To leave. 

adj
  • Relating to motor cars. 

  • Propelled by an internal combustion engine (as opposed to a steam engine or turbine). 

  • Relating to the ability to move. 

How often have the words cylinder and motor occurred in a corpus of books? (source: Google Ngram Viewer )