conductivity

Ability to transmit

Conductivity is the ability to transmit heat, electricity, or sound.

Metals have high electrical conductivity; rubber has low conductivity and serves as an insulator.

The term appears in technical contexts: We measured the thermal conductivity of the sample.

Water conductivity indicates dissolved minerals—pure water conducts poorly, seawater conducts well.

materials

copper

Reddish-brown metallic element

graphene · silicon · semiconductor · metal · wire · nickel · zinc · brass · bronze · steel

electrical

resistance

Capacity to withstand force

  • ohmElectrical resistance measure
  • circuitClosed electrical pathway
  • ampereUnit of electrical flow

volt · current · electrons · semiconductor · insulator · capacitance · inductance · impedance · diode · transistor

thermal

heat

Transferred thermal energy

insulation · coefficient · transfer · gradient · diffusivity · thermodynamics · calorimeter · thermostat · infrared · flux

ionic

electrolyte

Conductive dissolved substance

salt · acid · base · dissolution · mobility · electrochemistry · pH · saline · molar · concentration

measurement

meter

Device that measures usage

sensor · electrode · standard · reading · instrumentation · data · accuracy · precision · unit · mho

Categories
Opposites
electrical/thermal transmission capacity

conductivityresistance

Capacity to withstand force

resistivity · insulation · nonconductivity · electrical resistance · impedance

ease of flow or transmission

conductivityimpermeability

Resistance to passage

obstruction · blockage · opacity · barrier properties · damping

Phrases
Family

superconductivity, conductivities

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