virtual machine

A way of configuring a portion of a real-world computer to look and act like a complete computer on its own. The idea is to have multiple virtualIn our context, refers to what are usually software models of some physical thing. The model behaves like the real thing except, in some cases, in performance. machinesIn our context, a machine is anything that isn't human (or living). That includes electronic equipment like computers and phones. on a single real machine.