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

Just two days before Earth Day, CBS LA Cares and Heal The Bay are partnering up to make sure one of Southern California's crown jewels stays clean and fun for the whole family. —Austin Turner, CBS News, 18 Apr. 2026

The hotel’s crown jewel is a heated saltwater pool with the city’s only swim-up bar. —Travel + Leisure Editors, Travel + Leisure, 15 Apr. 2026

Its crown jewel was the sedition convictions of the Proud Boys and Oath Keepers. —Ella Lee, The Hill, 14 Apr. 2026

In terms of pipelines, Williams continues to focus on expanding its crown jewel Transco network, which runs more than 10,000 miles from southern Texas into the deepwater Gulf of Mexico and all the way up the Atlantic Coast to New York. —Jordan Blum, Fortune, 11 Apr. 2026

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