Category:Occlusion

Oc*clu"sion, n. Etym: [see occlude.]

1. The act of occluding, or the state of being occluded. Constriction and occlusion of the orifice. Howell.

2. (med.)

Defn: the transient approximation of the edges of a natural opening; Imperforation. Dunglison. Occlusion of gases (chem. & physics), the Phenomenon of absorbing gases, as exhibited by platinum, palladium, Iron, or charcoal; thus, palladium absorbs, or occludes, nearly a Thousand times its own volume of hydrogen, and in this case a Chemical compound seems to be formed.