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

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

Narrowing of this valve, known as aortic stenosis, impacts blood flow out of the heart. —Angela Ryan Lee, Health, 28 Dec. 2024

Life expectancy can vary depending on the valve affected, the severity of the stenosis or regurgitation, and factors like age and other medical conditions.4 Untreated heart valve disease can be life-threatening. —Angela Ryan Lee, Health, 28 Dec. 2024

Its purpose is to find problems such as pulmonary embolisms (blood clots in your lungs), stenosis (narrowed blood vessels), or other blockages in these blood vessels. —Anna Giorgi, Verywell Health, 25 Dec. 2024

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