crown jewel

noun

1

crown jewels plural : the jewels (such as the crown and scepter) belonging to a sovereign's regalia

2

: the most attractive or valuable one of a collection or group

Synonyms of crown jewel

• jewel
• treasure
• trophy

Examples of crown jewel in a Sentence

The painting is the crown jewel of the museum's collection.

one of the company's crown jewels

Recent Examples on the Web

Paris — Four more people suspected of involvement in the robbery of the French crown jewels from the Louvre have been detained, the Paris prosecutor’s office told CNN Tuesday. —Joseph Ataman, CNN Money, 25 Nov. 2025

French authorities have seized four more people in connection with the October robbery of the Louvre in which thieves made off with some of the country’s crown jewels. —Ross O'Keefe, The Washington Examiner, 25 Nov. 2025

Nestled in the Blue Ridge Mountains of western North Carolina lies one of the South’s crown jewels, Biltmore Estate. —Rebecca Angel Baer, Southern Living, 25 Nov. 2025

Paris — The head of the Louvre Museum said Wednesday that new surveillance cameras and anti-intrusion systems will soon be installed at the Paris landmark after last month's stunning crown jewels heist. —CBS News, 19 Nov. 2025

Word History

First Known Use

1643, in the meaning defined at sense 1

Rhymes for crown jewel

• accrual
• nonfuel
• refuel
• renewal
• biofuel
• contextual
• nonrenewal
• nonsexual
• unusual
• cruel
• dual
• duel