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

Carotid Stenosis Carotid stenosis develops when the carotid artery, which supplies oxygen-rich blood to the brain, becomes narrowed or blocked by the build-up of plaque, calcium, or fatty substances. —Angelica Bottaro, Verywell Health, 14 May 2025

The muscles of Hend’s heart were weak, while Teddy was born with aortic stenosis, a condition in which the aortic valve is obstructed. —Sam Gillette, People.com, 30 Apr. 2025

In July 2021, Pope Francis underwent surgery for a diverticular stenosis of the colon in which 13 inches of his colon were removed. —Alyssa Goldberg, USA Today, 21 Apr. 2025

Renal artery stenosis is the narrowing of one or both blood vessels to the kidneys. —Anju Goel, Verywell Health, 1 Apr. 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

Rhymes for stenosis

• cirrhosis
• fibrosis
• gliosis
• hypnosis
• ichthyosis
• ketosis
• kurtosis
• lordosis
• meiosis
• miosis
• mitosis
• mycosis

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