Occlusion n. : The act of occluding, or the state of being occluded.

Occlusion n. : The transient approximation of the edges of a natural opening; imperforation.

Example:
A person has an Occlusion in right coronary artery. What are the possible consequences of such a condition?

Taxonomy
occlusion, free encyclopedia, artery occlusion, good eye, target, viewport, occlusion culling, Ambient occlusion, search, free dictionary, normally open, visual stimuli, hearing, ear canal, loudness, bone conduction, increases, teeth.

Defination from the web:
occlusion, see stenosis, atheroma, and coronary catheterization. ... In psychology, specifically memory research, occlusion is the phenomenon of items associated to the same cue as the target blocking the ...