1. A shutting up; a closing.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• colusion,
• occusion,
• oclusion,
• occulsion,
• occusions,
• sclusion,
• occuasion,
• omclusion,
• coclusion,
• occsion,
• occassion,
• occosion,
• onclusion,
• occulusion,
• accusion,
• ocausion,
• occacsion,
• occausion,
• aclusion,
• occlussion

• ocellus,
• oculus,
• occlusive,
• oculist.

The adjective form of "occlusion" is "occlusive".

The plural of the "occlusion" can be the "occlusions".

The singular of the "occlusion" can be the "occlusion".