割わり引びき率りつわりびきりつMeanings1noundiscount rateUsed in finance, retail, and economics to refer to the percentage by which a price or value is reduced.この店みせの割わり引びき率りつは最さい大だい50%です。The discount rate at this store is up to 50%.割わり引びき率りつを計けい算さんして、実じっ際さい