pièce de résistance

[ pyes duh rey-zee-stahns; English pee-es duh ri-zee-stahns ]
/ pyɛs də reɪ ziˈstɑ̃s; English piˈɛs də rɪ ziˈstɑns /

noun, plural pièces de ré·sis·tance [pyes duh rey-zee-stahns; English pee-es duh ri-zee-stahns] /pyɛs də reɪ ziˈstɑ̃s; English piˈɛs də rɪ ziˈstɑns/. French.

the principal dish of a meal.
the most noteworthy or prized feature, aspect, event, article, etc., of a series or group; special item or attraction.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for piece de resistance

pièce de résistance

/ French (pjɛs də rezistɑ̃s) /

noun

the principal or most outstanding item in a series or creative artist's work
the main dish of a meal

Word Origin for pièce de résistance

lit: piece of resistance
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012