William definition by Webster's New World
a masculine name: dim. Bill, Billie, Billy, Liam, Will, Willie, Willy; equiv. Du. Willem, Fr. Guillaume, Ger. Wilhelm, It. Guglielmo, Sp. Guillermo
Origin: Norman French Willaume ; from Old High German Willehelm ; from willeo, will plush helm, protection: see helm
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- 1027?-87; duke of Normandy who invaded England & defeated Harold at the Battle of Hastings: king of England (1066-87): called William the Conqueror
- 1533-84; prince of Orange (1544-84) & count of Nassau (1559-84): founder and 1st stadholder (1579-84) of the Netherlands republic: called William the Silent
- 1797-1888; king of Prussia (1861-88) & emperor of Germany (1871-88): son of Frederick William III
- 1056-1100; king of England (1087-1100): son of William the Conqueror: called William Rufus
- 1859-1941; emperor of Germany & king of Prussia (1888-1918): called Kaiser Wilhelm
- 1650-1702; king of England, Scotland, & Ireland (1689-1702): stadholder of the Netherlands (1672-1702)
- 1765-1837; king of Great Britain & Ireland (1830-37): son of George III
William definition by American Heritage Dictionary
also Wil·helm 1882-1951.
German crown prince. The son of Emperor William II, he commanded troops in the Battle of Verdun (1916) and renounced the crown at the close of World War I.