cen‧tre‧piece  British English, 
centerpiece American English /ˈsentəpiːs $ -ər-/
 noun1.  [singular] the most important, noticeable, or attractive part of something
centrepiece of The centrepiece of Bevan’s policy was the National Health Service.2.  [countable]
 The centrepiece of Bevan’s policy was the National Health Service.2.  [countable] a decoration, especially an arrangement of flowers, in the middle of a table 
 [TahlilGaran] Dictionary of Contemporary English ▲