[ pur-mi-tiv-i-tee ]
/ ˌpɜr mɪˈtɪv ɪ ti /
noun, plural per·mit·tiv·i·ties.
Electricity. the ratio of the flux density produced by an electric field in a given dielectric to the flux density produced by that field in a vacuum.
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Also called dielectric constant, relative permittivity, specific inductive capacity.
Words nearby permittivity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for relative permittivity (1 of 2)
the ratio of the permittivity of a substance to that of free spaceSymbol: ε r Also called: dielectric constant
British Dictionary definitions for relative permittivity (2 of 2)
/ (ˌpɜːmɪˈtɪvɪtɪ) /
noun plural -ties
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for relative permittivity (1 of 2)
The ratio of the magnetic permittivity of a substance to the permittivity of a vacuum.
Scientific definitions for relative permittivity (2 of 2)
[ pûr′mĭ-tĭv′ĭ-tē ]
A measure of the ability of a material to resist the formation of an electric field within it, equal to the ratio between the electric flux density and the electric field strength generated by an electric charge in the material.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.