from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A constriction or narrowing of a duct or passage; a stricture.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An abnormal narrowing or stricture in a blood vessel or other tubular organ.

from the GNU version of the Collaborative International Dictionary of English

  • n. A narrowing of the opening or hollow of any passage, tube, or orifice. It differs from stricture in being applied especially to diffused rather than localized contractions, and in always indicating an origin organic and not spasmodic.

from The Century Dictionary and Cyclopedia

  • n. The pathological narrowing of a passage.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. abnormal narrowing of a bodily canal or passageway


Greek stenōsis, a narrowing, from stenoun, to narrow, from stenos, narrow.
(American Heritage® Dictionary of the English Language, Fourth Edition)


  • But Tim Russert, when they did the autopsy, he did have disease, what they called stenosis in many vessels.

    CNN Transcript Jun 21, 2008

  • When the scarring from subglottic stenosis is limited to the back part of the vocal cords (inter-arytenoid region), it is called posterior glottic stenosis.

    Subglottic Stenosis

  • Congenital subglottic stenosis is a rare condition in which the airway narrows because the airway cartilage did not form normally in utero.

    Subglottic Stenosis

  • Enlarge+Subglottic stenosis is a narrowing of the airway below the vocal cords (subglottis).

    Subglottic Stenosis

  • Sometimes the stenosis is below the valve, caused by muscular bundles.

    Pulmonary Stenosis

  • Sometimes the stenosis is below the valve, caused by a fibrous membrane or a muscular ridge.

    Aortic Stenosis

  • Tracheal stenosis is a narrowing of the trachea (windpipe) that is caused by an injury or a birth defect:

    Tracheal Stenosis

  • Aortic stenosis is also often associated with other congential heart disorders.


  • Spinal stenosis occurs when bone spurs and other deposits cause the spinal canal to narrow, putting pressure on the spinal cord.

    Rate of Spine Surgery Soars

  • Patients in the study suffered from aortic stenosis, which is a narrowing and calcification of the aortic valve.

    Heart-Valve Fix Speeds Recovery


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