1. the condition, state, or quality of being free or as free as possible from all flaws or defects: "the satiny perfection of her skin"Similarflawlessnessexcellencesuperbnesssublimityexquisitenessmagnificenceperfectnessfaultlessnessimpeccabilityimmaculatenessexemplariness
▪ a person or thing perceived as the embodiment of perfection: "I am told that she is perfection itself"Similarthe ideala paragonthe ne plus ultrathe beau idéala nonpareilthe crème de la crèmethe last wordthe ultimatea dreaminformal:one in a millionthe topsthe best/greatest thing since sliced breadthe bee's kneesarchaic:a nonesuch
▪ the action or process of improving something until it is faultless or as faultless as possible:"among the key tasks was the perfection of new mechanisms of economic management"Similarimprovementbettermentrefinementrefiningperfectingpolishingameliorationrare:melioration
Word OriginMiddle English (in the sense ‘completeness’): via Old French from Latin perfectio(n-), from perficere ‘to complete’ (see perfect).