Pièce de résistance (pjɛs də ʁezistɑ̃s) is a French term (circa 1839), also called plat de résistance in France, translated into English literally as `piece of (or for) resistance,` referring to the best part or feature of something (as in a meal), a showpiece, or highlight. It can be thought of as the portion of a creation that `resist...... Found on http://en.wikipedia.org/wiki/Pièce_de_résistance