A rifle is a single-person portable, long-barrelled firearm designed for accurate shooting, with a barrel that has a helical pattern of grooves cut into the bore wall. In keeping with their focus on accuracy, rifles are typically designed to be held with both hands and braced against the shooter's shoulder for stability during firing.
There are many kinds of Rifles used such as automatic rifles and sniper rifles. Lever action rifles and bolt action rifles. The broad nature of the discussion of rifles makes it much more suitable to learn more about them through the specific kind.