sim

/sɪm/
noun
  1. A simulation game, especially a video game that simulates real-world activities.
    • The farming sim lets you grow crops and raise animals.
    • She loves flight sims and can land a plane in the game perfectly.
    • I spent the whole weekend playing a city-building sim.
  2. A SIM card (subscriber identity module) used in mobile phones.
    • The phone came with a pre-installed sim and a data plan.
    • I need to buy a new sim for my phone when I travel abroad.
    • He swapped the sim from his old phone into the new one.
adjective
  1. Short for simulated; not real, but made to look or feel real.
    • The pilot trained in a sim cockpit before flying the real plane.
    • The sim race felt almost as exciting as the real thing.
    • They used a sim environment to test the new software.