noun
: a measure of the loss or gain of total mass in a group of nucleons when they are brought together to form an atomic nucleus : the ratio multiplied by 10,000 of the mass defect to the mass number
noun
: a measure of the loss or gain of total mass in a group of nucleons when they are brought together to form an atomic nucleus : the ratio multiplied by 10,000 of the mass defect to the mass number
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012