In`fil*tra"tion (?), n. [Cf. F. infiltration.]
The act or process of infiltrating, as if water into a porous substance, or of a fluid into the cells of an organ or part of the body.
The substance which has entered the pores or cavities of a body.
Calcareous infiltrations filling the cavities.
Fatty infiltration. Med. See under Fatty. -- Infiltration gallery, a filter gallery.
© Webster 1913.