Dictionary.net

• English aristocrat who was the first wife of Prince Charles; her death in an automobile accident in Paris produced intense national mourning (1961-1997)

2006 - WordNet 3.0
By Princeton University

• English aristocrat who was the first wife of Prince Charles; her death in an automobile accident in Paris produced intense national mourning (1961-1997)

2011 - English Dictionary Database
By DataStellar Co., Ltd