OCCLUSION

blockage, closure, occlusion

(noun) the act of blocking

blockage, block, closure, occlusion, stop, stoppage

(noun) an obstruction in a pipe or tube; “we had to call a plumber to clear out the blockage in the drainpipe”

occlusion

(noun) (dentistry) the normal spatial relation of the teeth when the jaws are closed

occlusion

(noun) closure or blockage (as of a blood vessel)

Source: WordNet® 3.1

Etymology

Noun

occlusion (countable and uncountable, plural occlusions)

The process of occluding, or something that occludes.

(medicine) Anything that obstructs or closes a vessel or canal.

(medicine, dentistry) The alignment of the teeth when upper and lower jaws are brought together.

(meteorology) An occluded front.

(phonology) A closure within the vocal tract that produces an oral stop or nasal stop.

(physics) The absorption of a gas or liquid by a substance such as a metal.

(computing) The blocking of the view of part of an image by another.

Source: Wiktionary

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.)

Definition: 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.

Source: Webster’s Unabridged Dictionary 1913 Edition