ste·no·sis | \stə-ˈnō-səs \
plural stenoses\stə-ˈnō-ˌsēz \

Definition of stenosis 

: a narrowing or constriction of the diameter of a bodily passage or orifice

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Other Words from stenosis

stenotic \stə-ˈnä-tik \ adjective

Examples of stenosis in a Sentence

Recent Examples on the Web

The former Air Force flight nurse had suffered complications following surgery for spinal stenosis. Kate Santich,, "Orlando couple exchange vows in rehabilitation hospital," 6 July 2018 Her old aortic valve had become too narrow, causing her heart to overwork, a condition known as aortic stenosis. Maria Elena Vizcaino,, "Puerto Rican evacuee is 100th patient for new procedure at Osceola Regional: 'Now I can live longer'," 3 July 2018 The heart association estimates that about 25,000 people die annually from underrecognized valve disease, especially from aortic stenosis. Marlene Cimons, Washington Post, "Latest heart valve treatment allows more patients to avoid open-heart surgery," 10 June 2018 Helen, 78, has had a slow-growing, painful cancer of the small intestine for the past 20 years, along with spinal stenosis. Shari Rudavsky, Indianapolis Star, "Walther $14M gift allows IU med school to extend cancer care beyond just treating disease," 6 Feb. 2018 The resident, who has cervical spinal stenosis and osteoarthritis, fell on Sept. 23, 2017, and was admitted to a hospital with a right ankle fracture before returning to the facility, according to DPH., "State Fines Six Nursing Homes," 8 Feb. 2018 Nothing good about a head injury, obviously, but Williams entered the NFL with a troubling spine issue: stenosis, the congenital narrowing of the spinal cord, a condition that ended his career at Oregon after his junior season in 2010. Gregg Doyel, Indianapolis Star, "Doyel: What's shocking about the Brandon Williams injury is that nothing unusual happened," 14 Dec. 2017 The cause was aortic stenosis, said her publicist, Bob Merlis. Adam Bernstein, Washington Post, "Keely Smith, nightclub singing sensation with husband Louis Prima, dies at 89," 18 Dec. 2017 Williams was diagnosed with spinal stenosis as a senior in college that kept him away from football. Charlotte Carroll,, "Colts' Brandon Williams Carted Off Field With Head Injury," 14 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'stenosis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of stenosis

circa 1860, in the meaning defined above

History and Etymology for stenosis

New Latin, from Greek stenōsis act of narrowing, from stenoun to narrow, from stenos narrow

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Statistics for stenosis

Last Updated

8 Sep 2018

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Time Traveler for stenosis

The first known use of stenosis was circa 1860

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More Definitions for stenosis


ste·no·sis | \stə-ˈnō-səs \
plural stenoses\-ˌsēz \

Medical Definition of stenosis 

: a narrowing or constriction of the diameter of a bodily passage or orifice esophageal stenosis — see aortic stenosis, mitral stenosis, pulmonary stenosis, spinal stenosis, subaortic stenosis

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More from Merriam-Webster on stenosis

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Britannica English: Translation of stenosis for Arabic Speakers Encyclopedia article about stenosis

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a state of commotion or excitement

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