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                           Law:: 
                            (Civil Law)  a fraction the numerator of which is the differential at a given date between the price of something if undamaged and its price after damage, the denominator representing the price of the same thing before damage at a given date;  the product of the fraction and the price of the same object at date of its sale is technically referred to as  ارش  (occasionally also ارش عيب  )
                        
                        
 
                        
                            فرهنگ تشریحی - کاربردی حقوق تالیف هرمز رشدیه