lock stile

lock stile, closing stile, locking stile, striking stile

lock stile
The vertical structural member of a door (or a casement sash) which closes against the jamb (or mullion) of the surrounding frame; the side away from the hinges.
References in periodicals archive ?
The American Style door is designed with vertical grooves, straight graining, clean and simple lines, square wood edges and a wide, full-length lock stile.