Word parts simulate + -or Pronunciation IPA (key): /ˈsɪmjʊˌleɪtə(r)/ Audio (US)(file) Noun Singular simulator Plural simulators (countable) A simulator is a machine that makes something that looks or seems like the original, often for training purposes. Pilots have been using flight simulators to safely learn how to fly.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads