virtual machine
software that emulates an entire computer, often used to provide a different operating system or hardware architecture than the host system
en-US/ˈvɝt͡ʃuəl məˈʃin/
en-GB/ˈvɜːt͡ʃʊəl məˈʃiːn/
software that emulates an entire computer, often used to provide a different operating system or hardware architecture than the host system