(chemistry) Material which, in the process of catalysis, has diffused or passed through the separating membrane.

capable of being diffused

The quality of being diffusable.

plural of diffusability

plural of diffusity

The property or degree of being diffuse.

The state or quality of being diffusive.

(uncountable) The state or quality of being diffuse. / (countable) The result or product of being diffuse.

In a diffuse manner.

(transitive) To spread over or through as in air, water, or other matter, especially by fluid motion or passive means.