stenosis

noun

ste·​no·​sis stə-ˈnō-səs 

plural stenoses stə-ˈnō-ˌsēz 

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

stenotic

stə-ˈnä-tik 

adjective

Examples of stenosis in a Sentence

Recent Examples on the Web

Common triggers include dehydration from illness, vasovagal syncope—a reflex response to nausea or pain—abnormal heart rhythms, and heart valve conditions such as aortic stenosis. —Thomas G. Moukawsher, Newsweek, 6 Feb. 2025

His career was cut short because of spinal stenosis. —Abbey Mastracco, New York Daily News, 18 Jan. 2025

These procedures, performed with surgery or minimally invasive techniques, can help to normalize the blood flow through valves, treating stenosis and regurgitation. —Angela Ryan Lee, Health, 28 Dec. 2024

Spinal stenosis: Spinal stenosis, or narrowing of the spine, can also cause sciatic pain. —Kelly Burch, Verywell Health, 15 Jan. 2025

Word History

Etymology

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

First Known Use

circa 1860, in the meaning defined above

Medical Definition

stenosis

noun

ste·​no·​sis stə-ˈnō-səs 

plural stenoses -ˌsēz 

: 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