Index of English words, starting with "pe"

(1) - Permeate (v. t.) To enter and spread through; to pervade.
(2) - Permeate (v. t.) To pass through the pores or interstices of; to penetrate and pass through without causing rupture or displacement; -- applied especially to fluids which pass through substances of loose texture; as, water permeates sand.

(1) - Permeation (n.) The act of permeating, passing through, or spreading throughout, the pores or interstices of any substance.

(1) - Permian (n.) The Permian period. See Chart of Geology.
(2) - Permian (a.) Belonging or relating to the period, and also to the formation, next following the Carboniferous, and regarded as closing the Carboniferous age and Paleozoic era.