Tower of London

American  

[tou-er] / ˈtaʊ ər /

noun

1. a historic fortress in London, England: originally a royal palace, later a prison, now an arsenal and museum.

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Tower of London British  

noun

1. a fortress in the City of London, on the River Thames: begun 1078; later extended and used as a palace, the main state prison, and now as a museum containing the crown jewels

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Example Sentences

"This beautiful diamond is currently on display in the Tower of London," the party's home affairs spokesman Zia Yusuf said in an X post.

From Barron's • Apr. 30, 2026

Housed in the Tower of London, the massive 106 carat stone is the star of Britain's crown jewels, adorning the Crown of Queen Elizabeth the Queen Mother.

From Barron's • Apr. 30, 2026

In medieval England they were kept in the Tower of London.

From BBC • Mar. 6, 2026

Beijing meanwhile is pressing Downing Street to ensure planning approval is given for a new mega-embassy it wants to build near the Tower of London.

From The Wall Street Journal • Oct. 9, 2025

Every old prison I’ve seen since, from the Tower of London to Philadelphia’s massive and abandoned Eastern State Penitentiary, has inspired a similar fascination.

From "Newjack: Guarding Sing Sing" by Ted Conover