sim ‧ u ‧ la ‧ tor /ˈsɪmjəleɪtə, ˈsɪmjʊleɪtə $ -ər/ BrE AmE noun [countable]
[ Word Family: noun : ↑ simulation , ↑ simulator ; verb : ↑ simulate ; adjective : ↑ simulated ]
a machine that is used for training people by letting them feel what real conditions are like, for example in a plane:
a flight simulator