occlusion [uh -kloo -zhuh n]
Examples Word Origin
See more synonyms for occlusion on Thesaurus.com the act or state of occluding or the state of being occluded. Dentistry the fitting together of the teeth of the lower jaw with the corresponding teeth of the upper jaw when the jaws are closed. Pathology closure or blockage of a blood vessel: coronary occlusion. Phonetics momentary complete closure at some area in the vocal tract, causing stoppage of the flow of air and accumulation of pressure. Meteorology the formation of an occluded front . occluded front .Show More
Origin of occlusion 1635–45; <
Latin occlūs(us ) (past participle of
occlūdere to
occlude ) +
-ion Related forms oc·clu·sal [uh -kloo -suh l, -zuh l] /əˈklu səl, -zəl/ adjective non·oc·clu·sion , noun pre·oc·clu·sion , noun Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for occlusion Historical Examples of occlusion The occlusion of the Mississippi was the grievance they deplored.
It is far different when the cause of the occlusion is to be ascertained.
Even gases may be expected to some extent to be retained by occlusion .
The pain complained of may be due to occlusion of an artery, although evidence for this is lacking.
Occlusion of the left posterior cerebral artery causes extensive softening of the occipital lobe and produces pure word blindness.
British Dictionary definitions for occlusion the act or process of occluding or the state of being occluded meteorol another term for occluded front dentistry the normal position of the teeth when the jaws are closed phonetics the complete closure of the vocal tract at some point, as in the closure prior to the articulation of a plosive Show More
Derived Forms occlusal (əˈkluːsəl ), adjective Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for occlusion n. 1640s, from Medieval Latin occlusionem (nominative occlusio ), noun of action from past participle stem of Latin occludere (see occlude ). Dentistry sense is from 1880.
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Online Etymology Dictionary, © 2010 Douglas Harper
The act of occluding or the state of being occluded. An obstruction or closure of a body passage. Any contact between the cutting or chewing surfaces of opposing teeth. The alignment of the teeth of the upper and lower jaws when brought together. The absorption of a gas or other substance, as by a metal. The inclusion of one substance within another. Show More
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
An obstruction in a passageway, especially of the body. The alignment of the upper and lower sets of teeth with each other. Show More
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
