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See more synonyms for conductivity on Thesaurus.com
noun, plural con·duc·tiv·i·ties.
  1. Physics. the property or power of conducting heat, electricity, or sound.
  2. Also called specific conductance. Electricity. a measure of the ability of a given substance to conduct electric current, equal to the reciprocal of the resistance of the substance. Symbol: σ
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Origin of conductivity

First recorded in 1830–40; conductive + -ity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for conductivity

strength, service, electricity, heat, potential, dynamism, reaction, force, pressure, burn, gravity, friction, steam, current, juice, magnetism, application, response, rays, wattage

Examples from the Web for conductivity

Historical Examples of conductivity

  • This to some extent impairs the conductivity of the circuit.

    Scientific American Supplement, No. 433, April 19, 1884


  • Great divergence is shown in the results of experiments in the conductivity of wood.

    Seasoning of Wood

    Joseph B. Wagner

  • In testing some materials for conductivity the leaves are found to diverge gradually.


    Willis Eugene Tower

  • In general, the lower the temperature the greater the conductivity.

  • The tonic condition of a tissue has an influence on conductivity.

    Life Movements in Plants

    Sir Jagadis Chunder Bose

British Dictionary definitions for conductivity


noun plural -ties
  1. Also called: conduction the property of transmitting heat, electricity, or sound
    1. a measure of the ability of a substance to conduct electricity; the reciprocal of resistivity
    2. in the case of a solution, the electrolytic conductivity is the current density divided by the electric field strength, measured in siemens per metreFormerly called: specific conductance
    Symbol: κ
  2. See thermal conductivity
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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

conductivity in Medicine


  1. The ability or power to conduct or transmit heat, electricity, or sound.
  2. The ability of a body structure to transmit an electric impulse, especially the ability of a nerve to transmit a wave of excitation.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

conductivity in Science


  1. The ability to transfer heat, electricity, or sound by conduction.
  2. See conductance.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.