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diffusivity
diffusivity (ˌdɪfjuːˈsɪvɪtɪ) n1. (General Physics) 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 density2. (General Physics) physics a. the ability of a substance to permit or undergo diffusionb. another name for diffusion coefficient3. (General Physics) another name for diffusion5Translationsdiffusivity
diffusivity[dif·yü′ziv·əd·ē] (physics) diffusion coefficient (thermodynamics) The quantity of heat passing normally through a unit area per unit time divided by the product of specific heat, density, and temperature gradient. Also known as thermal diffusivity; thermometric conductivity. FinancialSeediffusion |