Diffusivity

/dɪˈfjuːsɪvɪti/

Noun

Diffusivity is a physical property of a substance that indicates how quickly it spreads into another substance.

The diffusivity of a gas in air affects how pollutants disperse.

Formal

Diffusion rate, mass diffusivity, thermal diffusivity

Definition 1 of 1

Pro Tip 1/3

How diffusivity influences various processes in nature can enhance your grasp of minor chemical changes.

Example: Grasping how diffusivity affects air pollution helps environmental scientists better design mitigation strategies.

Pro Tip 2/3

Use 'diffusivity' in scientific discussions or research papers, as it conveys technical and precise meanings.

Example: The term is often found in studies on climate change modeling.

Pro Tip 3/3

Don’t confuse 'diffusivity' with 'diffusion' — the former refers to a property, while the latter refers to the process itself.

Example: 'Diffusivity' is a measurable quantity; 'diffusion' describes the action of spreading.

diffusionpermeanceconductivityviscosityabsorptive

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