different between occlusion vs obliteration

English

Etymology

Borrowed from Late Latin occl?si?, occl?si?nis (“occluding, obstruction”), from the Classical Latin occl?d? (“I shut up or close up; I restrain”), from ob + claud? (“I shut or close”).

Pronunciation

• Rhymes: -u???n

Noun

occlusion (countable and uncountable, plural occlusions)

1. The process of occluding, or something that occludes.
2. (medicine) Anything that obstructs or closes a vessel or canal.
3. (medicine, dentistry) The alignment of the teeth when upper and lower jaws are brought together.
4. (meteorology) An occluded front.
5. (phonology) A closure within the vocal tract that produces an oral stop or nasal stop.
6. (physics) The absorption of a gas or liquid by a substance such as a metal.
7. (computing) The blocking of the view of part of an image by another.

Derived terms

French

Etymology

Borrowed from Latin occl?si?, occl?si?nem (“occluding", "obstruction”), from the Classical Latin occl?d? (“I shut up or close up”, “I restrain”), from ob + claud? (“I shut or close”).

Pronunciation

Noun

occlusion f (plural occlusions)

1. occlusion

Derived terms

• rectocclusion

Related terms

• occlure

Further reading

• “occlusion” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

English

Pronunciation

• Rhymes: -e???n

Noun

obliteration (countable and uncountable, plural obliterations)

1. The total destruction of something.
2. The cancellation, erasure or deletion of something.
3. (medicine) The cancellation of the function, structure, or both of a vessel or organ; for example, the occlusion of the lumen of a duct, blood vessel, or lymphatic vessel, be it solely functional (as when squeezed by nearby mass effect or inflammation) or both structural and functional (as when clogged with thrombus, embolus, or fibrosis).

Related terms

• obliterate

Translations