occlusion

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occlusion
top: in a cold-front occlusion cold air moves under a mass of warm air and under the cool air in front
bottom: in a warm-front occlusion cool air moves under a mass of warm air while riding over the cold air in front

oc·clu·sion

 (ə-klo͞o′zhən)
n.
1.
a. The process of occluding.
b. Something that occludes.
2. Medicine An obstruction of an anatomical passage, as of an artery by plaque.
3. Dentistry The alignment of the teeth of the upper and lower jaws when brought together.
4. Meteorology
a. The process of occluding air masses.
b. An occluded front.
5. Linguistics Closure at some point in the vocal tract that blocks the flow of air in the production of an oral or nasal stop.

[From Latin occlūsus, past participle of occlūdere, to occlude; see occlude.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

occlusion

(əˈkluːʒən)
n
1. the act or process of occluding or the state of being occluded
2. (Physical Geography) meteorol another term for occluded front
3. (Dentistry) dentistry the normal position of the teeth when the jaws are closed
4. (Phonetics & Phonology) phonetics the complete closure of the vocal tract at some point, as in the closure prior to the articulation of a plosive
occlusal adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

oc•clu•sion

(əˈklu ʒən)

n.
1. the act of occluding or the state of being occluded.
2. the fitting together of the teeth of the upper and lower jaws when the jaws are closed.
3. Phonet. momentary complete closure at some area in the vocal tract.
[1635–45; < Latin occlūs(us) (past participle of occlūdere]
oc•clu′sive (-sɪv) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

oc·clu·sion

(ə-klo͞o′zhən)
1. An obstruction in a passageway, especially of the body.
2. The manner in which the upper and lower sets of teeth fit together.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.occlusion - closure or blockage (as of a blood vessel)occlusion - closure or blockage (as of a blood vessel)
attack - a sudden occurrence of an uncontrollable condition; "an attack of diarrhea"
laryngospasm - a closure of the larynx that blocks the passage of air to the lungs
embolism - occlusion of a blood vessel by an embolus (a loose clot or air bubble or other particle)
thromboembolism - occlusion of a blood vessel by an embolus that has broken away from a thrombus
thrombosis - the formation or presence of a thrombus (a clot of coagulated blood attached at the site of its formation) in a blood vessel
coronary occlusion - occlusion of a coronary artery caused either by progressive atherosclerosis or by a blood clot
2.occlusion - (meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft
meteorology - the earth science dealing with phenomena of the atmosphere (especially weather)
front - (meteorology) the atmospheric phenomenon created at the boundary between two different air masses
3.occlusion - (dentistry) the normal spatial relation of the teeth when the jaws are closed
spatial relation, position - the spatial property of a place where or way in which something is situated; "the position of the hands on the clock"; "he specified the spatial relations of every piece of furniture on the stage"
dental medicine, dentistry, odontology - the branch of medicine dealing with the anatomy and development and diseases of the teeth
4.occlusion - an obstruction in a pipe or tubeocclusion - an obstruction in a pipe or tube; "we had to call a plumber to clear out the blockage in the drainpipe"
breech closer, breechblock - a metal block in breech-loading firearms that is withdrawn to insert a cartridge and replaced to close the breech before firing
impedimenta, obstruction, obstructor, obstructer, impediment - any structure that makes progress difficult
plug, stopple, stopper - blockage consisting of an object designed to fill a hole tightly
vapor lock, vapour lock - a stoppage in a pipeline caused by gas bubbles (especially a stoppage that develops in hot weather in an internal-combustion engine when fuel in the gas line boils and forms bubbles that block the flow of gasoline to the carburetor)
5.occlusion - the act of blockingocclusion - the act of blocking      
obstruction - the act of obstructing; "obstruction of justice"
implosion - the initial occluded phase of a stop consonant
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

occlusion

[ɒˈkluːʒən] Noclusión f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

occlusion

n (spec) (Med: of artery) → Verschluss m, → Okklusion f (spec); (Dentistry) → Biss m, → normale Bissstellung; (Phon) → Verschluss m; (Chem) → Adsorption f; (Met) → Okklusion f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

oc·clu·sion

1. n. oclusión, cierre, obstrucción;
coronary ______ coronaria;
pupillar ______ de la pupila;
2. bloqueo.
English-Spanish Medical Dictionary © Farlex 2012

occlusion

n oclusión f
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
Eating difficulties may result from unstable dentures, incorrect occlusal vertical dimension or blunt teeth which results from excessive abrasion of occlusal surface as a result of adjusted occlusion or prolonged wear.

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