Definition of "stile"
noun:
-
A set of steps surmounting a fence or wall, or a narrow gate or contrived passage through a fence or wall, which in either case allows people but not livestock to pass.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
A vertical component of a panel or frame, such as that of a door or window.
from Wiktionary, Creative Commons Attribution/Share-Alike License
-