質しつ量りょう欠けっ損そん

noun

mass defect

Physics term: the difference between the mass of an atomic nucleus and the sum of the masses of its individual nucleons.

• 原げん子し核かくの質しつ量りょう欠けっ損そんは、核かく子しの結けつ合ごうエネルギーに相そう当とうする。

  The mass defect of an atomic nucleus corresponds to the binding energy of the nucleons.