diffusivity definition, diffusivity meaning | English dictionary

Search also in: Web News Encyclopedia Images
Collins

diffusion

  

      n  
1    the act or process of diffusing or being diffused; dispersion  
2    verbosity  
3      (Physics)  
a    the random thermal motion of atoms, molecules, clusters of atoms, etc., in gases, liquids, and some solids  
b    the transfer of atoms or molecules by their random motion from one part of a medium to another  
4      (Physics)   the transmission or reflection of electromagnetic radiation, esp. light, in which the radiation is scattered in many directions and not directly reflected or refracted; scattering  
5      (Also called)    diffusivity            (Physics)   the degree to which the directions of propagation of reverberant sound waves differ from point to point in an enclosure  
6      (Anthropol)   the transmission of social institutions, skills, and myths from one culture to another  


diffusivity         
      n  
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)  
a    the ability of a substance to permit or undergo diffusion  
b       another name for       diffusion coefficient  
3       another name for       diffusion       5  
English Collins Dictionary - English Definition & Thesaurus  
Collins
diffusion coefficient   , constant  
      n   the rate at which a diffusing substance is transported between opposite faces of a unit cube of a system when there is unit concentration difference between them.,   (Symbol)    D     (Also called)    diffusivity         


diffusivity         
      n  
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)  
a    the ability of a substance to permit or undergo diffusion  
b       another name for       diffusion coefficient  
3       another name for       diffusion       5  

English Collins Dictionary - English Definition & Thesaurus  

Add your entry in the Collaborative Dictionary.

Advertising