Pronunciation: (mag'nu kär'tu), [key]
1. the “great charter” of English liberties, forced from King John by the English barons and sealed at Runnymede, June 15, 1215.
2. any fundamental constitution or law guaranteeing rights and liberties. Also,Mag'na Char'ta.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.