par excellence

adjective

1. being an example of excellence; superior; preeminent (used postpositively): a chef par excellence.

adverb

2. above all; preeminently.His method stands par excellence as the most reliable of all.

adverb

1. to a degree of excellence; beyond comparisonshe is the charitable lady par excellence

French, from Latin per excellentiam “by the way of excellence.” From French par “by way of, by means of,” from Latin per (see per). For second element see excellence.