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Simulator

//ˈsɪmjəˌleɪtɚ// noun

Noun

1
One who simulates or feigns.
"Even confessing to a crime, the man may be mad, or a knavish simulator."
2
a machine that simulates an environment for the purpose of training or research wordnet
3
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."
4
A game that attempts to reproduce an experience realistically.
"a pinball simulator"

From simulate + -or.

Unscramble this word: simulator