It's what people think of when they mean "compiled" in the first place: ahead of time, i.e. before you start the program, as opposed to JIT "just in time" where

It's what people think of when they mean "compiled" in the first place: ahead of time, i.e. before you start the program, as opposed to JIT "just in time" where you compile (and re-compile) parts while other parts are already running.