Simulator/ˈsɪmjuleɪtər/ Definition 1 of 2Pro Tip 1/3Immersive Learning Simulators create a realistic environment to learn complex skills safely. Medical students use a surgery simulator to practice operations. Pro Tip 2/3Technical Training Simulators are often used in technical fields to replicate real-world scenarios. Engineers use building simulators to test structural designs. Pro Tip 3/3Safe Testing Simulators provide a controlled environment for testing, limiting risk. Car manufacturers use crash simulators for safety testing.