simulator

Etymology

From simulate + -or.

noun

1. One who simulates or feigns.
   Even confessing to a crime, the man may be mad, or a knavish simulator. 1858, Thomas De Quincey, “Schlosser's Literary History of the Eighteenth Century”, in De Quincey's works, page 82
2. A machine or system that simulates an environment (such as an aircraft cockpit), often for training purposes.
   The dummy rocket is being developed to permit the ground testing of missile controls. By the use of this “flight simulator” the control devices of missiles can be subjected to operational tests on the ground, thus reducing the need for expensive flight tests. 1947-02-21, “Instruments Are Released From Rocket By Parachute in a Jump of 68 Miles”, in The New York Times, →ISSN
   Classroom sessions for drivers are under way, with each driver requiring a full day on the simulator before they then test a tram on the £350 million new line. March 11 2020, “Network News: Driver training on Trafford Park line”, in Rail, page 15