Permeation

Perˊme-a′tion

,

Noun.

The act of permeating, passing through, or spreading throughout, the pores or interstices of any substance.

Here is not a mere involution only, but a spiritual

permeation

and inexistence.

Bp. Hall.

,

Noun.

The act of passing through the pores or interstices of a body.

See also: permeation and perméation

Permeation f ‎(genitive Permeation, plural Permeationen)

See also: perméation and Permeation

permeation ‎(countable and uncountable, plural permeations)

The movement of a fluid through a porous or permeable solid.
(medicine) The spreading of something (especially something malignant) through the body via blood vessels etc.