a measure of the response of a substance to an electric field, expressed as the ratio of its electric displacement to the applied field strength; measured in farads per metre
Symbol: ε. See also relative permittivity, electric constant
permittivity in American English
(ˌpɜrməˈtɪvəti)
US
noun
dielectric constant
Word origin
< permit1 + -ive + -ity
permittivity in Electrical Engineering
(pɜrmɪtɪvɪti)
noun
(Electrical engineering: Circuits, Electrical power, Computing and control)
The permittivity of a material is a measure of how easily electric lines of force can pass through it.
Permittivity is analogous to magnetic permeability, and it specifies the ease with which electricflux is permitted to pass through a given dielectric material.
The permittivity of a material is the ratio of the electric flux density to the electric field strengthin that material.
The permittivity of a material is a measure of how easily electric lines of force can pass throughit.
Examples of 'permittivity' in a sentence
permittivity
As if space has weather, and currents of permittivity sweep past.