diffusivity


noun Physics.

  1. the property of a substance indicative of the rate at which a thermal disturbance, as a rise in temperature, will be transmitted through the substance.

noun

  1. a measure of the ability of a substance to transmit a difference in temperature; expressed as the thermal conductivity divided by the product of specific heat capacity and density
  2. physics
    1. the ability of a substance to permit or undergo diffusion
    2. another name for diffusion coefficient
  3. another name for diffusion (def. 5)

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