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

Instagram users have always been able to block others — and, along with Meta’s oldest crown jewel, Facebook — the app has gradually added features for reporting problematic accounts and inappropriate content. — Wyatte Grantham-Philips, Chicago Tribune, 20 Aug. 2026

Alpine, Texas — Months after Congress approved billions for infrastructure across one of the least-trafficked stretches of the southern border, bulldozers arrived at Big Bend National Park, West Texas's wild crown jewel. — Nicole Sganga, CBS News, 20 Aug. 2026

Markus Strobel, executive chairman and interim chief executive officer, is expecting Coty’s top performers to pull their weight as the Gucci Beauty license, one of its crown jewels, transfers to L’Oréal in mid-2027, one year ahead of schedule. — Kathryn Hopkins, Footwear News, 20 Aug. 2026

Paying more than $3 billion in stock for a crown jewel and then fully open-sourcing a layer in week three takes a strategic self-confidence that most acquirers never muster. — Patrick Moorhead, Forbes.com, 20 Aug. 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