A liquid outpouring. / (chemistry) Process of gases passing through a hole or holes considerably smaller than the mean free path of the gas molecules.

plural of effusion

liquid that has effused

plural of effusate

One who or that which effuses.

plural of effuser

plural of effusivity

(thermodynamics) A measure of a material's ability to exchange thermal energy with its surroundings; the square root of the product of its thermal conductivity and its volumetric heat capacity.

In an effuse manner.

An abnormal accumulation of fluid in the suprachoroidal space, typically as a result of glaucoma surgery