ˌcrown ˈjewel BrE AmE noun [countable]
1 . the crown jewels the crown, sword, jewels etc worn by a king or queen for official ceremonies
2 . the best or most valuable thing that a person or place has:
Innsbruck’s crown jewel is the old town centre.
ˌcrown ˈjewel BrE AmE noun [countable]
1 . the crown jewels the crown, sword, jewels etc worn by a king or queen for official ceremonies
2 . the best or most valuable thing that a person or place has:
Innsbruck’s crown jewel is the old town centre.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012