permittivity

noun per·mit·tiv·i·ty \ ˌpər-ˌmi-ˈti-və-tē , -mə- \

Definition of permittivity

:the ability of a material to store electrical potential energy under the influence of an electric field measured by the ratio of the capacitance of a capacitor with the material as dielectric to its capacitance with vacuum as dielectric called also dielectric constant

Origin and Etymology of permittivity

1permit + -ivity (as in selectivity)


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