n. 25B6; noun
the perfection of his technique : IMPROVEMENT, betterment, refinement, refining, honing.
for her, he was still perfection : THE IDEAL, a paragon, the ne plus ultra, the beau idéal, a nonpareil, the crème de la crème, the last word, the ultimate; informal one in a million, the tops, the best/greatest thing since sliced bread, the bee's knees; archaic a nonsuch.