Logres

Etymology
From, the name for the region of present-day England. However, according to Geoffrey of Monmouth, the realm was named after the legendary king, the oldest son of Brutus of Troy.

Proper noun

 * 1) King Arthur's realm in the Matter of Britain.
 * 2) In Arthurian legend, a chivalric code throughout Camelot wherein each knight had to take an oath of courage and might, act honorably, protect the helpless, and behave justly to all.