Definition & Meaning of "lock stile"

What is a "lock stile"?

A lock stile is the vertical edge of a door where the locking mechanism is installed. It typically contains the hole for the lock cylinder and the latch or bolt that secures the door when closed. The lock stile is designed to provide strength and support for the locking hardware, ensuring that the door remains secure. Made from durable materials such as wood or metal, the lock stile is an essential component of the door's structure, contributing to its overall safety and functionality. Properly fitting the lock stile is important for effective locking and smooth operation of the door.