car vs control surface

car

noun
  • The part of an airship, such as a balloon or dirigible, which houses the passengers and control apparatus. 

  • A clique or gang. 

  • The aggregate of desirable characteristics of a car. 

  • A floating perforated box for living fish. 

  • The first part of a cons in Lisp. The first element of a list. 

  • an individual vehicle, powered or unpowered, in a multiple unit. 

  • A wheeled vehicle that moves independently, with at least three wheels, powered mechanically, steered by a driver and mostly for personal transportation. 

  • An unpowered unit in a railroad train. 

  • A passenger-carrying unit in a subway or elevated train, whether powered or not. 

  • A rough unit of quantity approximating the amount which would fill a railroad car. 

  • A sliding fitting that runs along a track. 

  • The passenger-carrying portion of certain amusement park rides, such as Ferris wheels. 

  • The moving, load-carrying component of an elevator or other cable-drawn transport mechanism. 

control surface

noun
  • A moveable surface attached to a machine such as an aircraft or submarine that can be used to control the machine's motion in roll, pitch or yaw. 

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