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William

American  
[wil-yuhm] / ˈwɪl jəm /

noun

  1. Prince William Duke of Cornwall and Cambridge, born 1982, heir apparent to the throne of the United Kingdom (son of Charles III).

  2. a word formerly used in communications to represent the letter W.

  3. a male given name: from Germanic words meaning “will” and “helmet.”


William British  
/ ˈwɪljəm /

noun

  1. known as William the Lion. ?1143–1214, king of Scotland (1165–1214)

  2. Prince. born 1982, Duke of Cambridge, first son of Prince Charles and Diana, Princess of Wales. In 2011 he married Kate Middleton (born 1982); their son, Prince George, was born in 2013

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Prince William appears in his Welsh Guards dress uniform alongside his daughter, 11.

From BBC • Jun. 21, 2026

In his roles as a novelist, as a critic and as the editor of the Atlantic Monthly, the Ohio-born William Dean Howells led a movement to make realism the dominant style of American fiction.

From The Wall Street Journal • Jun. 19, 2026

CEO William Mosley and Chief Technology Officer Gianluca Romano were among the high-ranking insiders to sell stock on June 12.

From Barron's • Jun. 18, 2026

William Gavin explored how investors were adding exposure to SpaceX through exchange-traded funds and options trades.

From MarketWatch • Jun. 18, 2026

Perhaps the most famous enslaved man in America at the time, William Lee was not granted the most basic recognition of his birth or death.

From "In the Shadow of Liberty" by Kenneth C. Davis

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