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

After a series of tests, doctors diagnosed him with spinal stenosis, a condition involving the narrowing of the spinal canal, which ultimately ended his football career and required him to have surgery, according to Forbes. —Nasha Smith, People.com, 7 Dec. 2024

In 1995, Hamer was forced to take a medical leave due to a heart condition, which was diagnosed as aortic stenosis and calcification of his heart valve. —Josh Hammer, Newsweek, 3 Dec. 2024

Mitral Stenosis Mitral stenosis occurs when the mitral valve's opening narrows, impairing blood flow from the left atrium to the left ventricle. —Colleen Doherty, Verywell Health, 2 Dec. 2024

Thus, this congenital condition can go undiagnosed for many years until significant narrowing of the valve (aortic stenosis) and symptoms develop.7 Symptoms Congenital heart disease and acquired heart disease share many common symptoms. —Angela Ryan Lee, Verywell Health, 25 Nov. 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