- Excalibur is defined as was the name of King Arthur's sword.
An example of Excalibur is the sword that, according to legend, King Arthur pulled from a stone.
Excalibur, the sword of King Arthur.
Excalibur definition by Webster's New World
Origin: Middle English ; from Old French Escalibor ; from Midieval Latin Caliburnus ; from Celtic
Excalibur definition by American Heritage Dictionary
Origin: Middle English, alteration (perhaps influenced by Latin chalybs, steel) of Medieval Latin Caliburnus, from Middle Welsh Caletuwlch or Middle Irish Caladbolg, a legendary sword.
Excalibur - Cultural Definition
The sword of King Arthur (see also Arthur). In one version of the legends of Arthur, he proved his right to rule by pulling Excalibur out of a stone. In another version, he received Excalibur from a maiden, the Lady of the Lake, to whom he returned it at the end of his life.