cap·aci·tanceBrE /kəˈpæsɪtəns/ 🔊NAmE /kəˈpæsɪtəns/ 🔊 noun [uncountable] (physics 物理) the ability of a system to store an electrical charge 电容，电容量（系统贮存电荷的能力）a comparison between change in electrical charge and change in electrical potential 电容率（电荷和电位变化之比值）