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conductivity

[kon-duhk-tiv-i-tee]
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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

Origin of conductivity

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

Examples from the Web for conductivity

Historical Examples

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

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

    Various

  • 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.

    Physics

    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

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
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

conductivity

(kŏn′dŭk-tĭvĭ-tē)
n.
  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.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

conductivity in Science

conductivity

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