rotation vs trolley

rotation

noun
  • The step during takeoff when the pilot commands the vehicle to lift the nose wheel off the ground during the takeoff roll. (see also: V2) 

  • A regular variation in a sequence, such as to even-out wear, or people taking turns in a task; a duty roster. 

  • A single complete cycle around a centre or an axis. 

  • The act of turning around a centre or an axis. 

  • An operation on a metric space that is a continuous isometry and fixes at least one point. 

  • The set of starting pitchers of a team. 

  • Repeated play on a radio station, etc. 

  • The earth's rotation about its axis is responsible for its being slightly oblate rather than a sphere. 

trolley

noun
  • A handcar. 

  • A streetcar or light train. 

  • A truck from which the load is suspended in some kinds of cranes. 

  • A soapbox car. 

  • A trolley pole; a single-pole device for collecting electrical current from an overhead electrical line, normally for a tram/streetcar or a trolleybus. 

  • A truck which travels along the fixed conductors in an electric railway, and forms a means of connection between them and a railway car. 

  • A light rail, tramway, trolleybus or streetcar system. 

  • A gurney, a stretcher with wheeled legs. 

  • A hand truck. 

  • A cart or shopping cart; a shopping trolley. 

verb
  • To bring to by trolley. 

  • To travel by trolley (streetcar, trolleybus or light train). 

  • To use a trolley vehicle to go from one place to another. 

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