distinction

(noun) a discrimination between things as different and distinct. Synonyms: differentiation. Example: "It is necessary to make a distinction between love and infatuation."

(noun) high status importance owing to marked superiority. Synonyms: eminence, preeminence, note. Example: "A scholar of great eminence."

(noun) a distinguishing quality. Example: "It has the distinction of being the cheapest restaurant in town."

(noun) a distinguishing difference. Example: "He learned the distinction between gold and lead."