互ご恵けい条じょう約やくごけいじょうやくMeanings1nounreciprocal treaty; treaty of reciprocityA formal term used in diplomacy and international law for a treaty where two or more parties grant each other mutual benefits or rights.両りょう国こくは互ご恵けい条じょう約やくを締てい結けつし、関かん税ぜいを引ひき下