ste·​no·​sis | \ stə-ˈnō-səs How to pronounce stenosis (audio) \
plural stenoses\ stə-​ˈnō-​ˌsēz How to pronounce stenosis (audio) \

Definition of stenosis

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

Other Words from stenosis

stenotic \ stə-​ˈnä-​tik How to pronounce stenosis (audio) \ adjective

Examples of stenosis in a Sentence

Recent Examples on the Web The blockage sometimes occurs when an artery becomes too narrow for enough blood to pass through it, which is called stenosis. Alyssa Hui,, 15 Mar. 2022 That’s because your pain could be caused by a condition known as spinal stenosis (essentially, when the spaces in your spine narrow), in which case cobra pose would likely worsen the pain, Dr. Harding explains. Jenny Mccoy, SELF, 7 Mar. 2022 Neely, 57, suffers from degenerative bone disease and spinal stenosis that leaves him in constant pain. Jeff Mcdonald, San Diego Union-Tribune, 6 Mar. 2022 The procedure was necessary to address a diverticular stenosis, or abnormal narrowing, of the sigmoid portion of the colon, said Matteo Bruni, a Holy See spokesman. Harold Maass, The Week, 5 July 2021 The main symptoms of aortic stenosis are chest pain or tightness, dizziness or fainting and shortness of breath, all which are more common during physical activity. Paul Sisson, San Diego Union-Tribune, 27 Feb. 2022 The weakness and imbalance Lee was having were due to the stenosis. Dana Hunsinger Benbow, The Indianapolis Star, 27 Jan. 2022 Olympic snowboarder Kaitlyn Farrington announced Thursday her retirement at age 25 due to congenital cervical stenosis, a narrowing of the spine in her neck. The Editors, Outside Online, 16 Jan. 2015 September 17, 2009 - Undergoes elective back surgery to deal with pain caused from a case of lumbar spinal stenosis. CNN, 19 Jan. 2022 See More

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.

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

Learn More About stenosis

Time Traveler for stenosis

Time Traveler

The first known use of stenosis was circa 1860

See more words from the same year

Dictionary Entries Near stenosis




See More Nearby Entries 

Statistics for stenosis

Cite this Entry

“Stenosis.” Dictionary, Merriam-Webster, Accessed 4 Jul. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for stenosis


ste·​no·​sis | \ stə-ˈnō-səs How to pronounce stenosis (audio) \
plural stenoses\ -​ˌsēz How to pronounce stenosis (audio) \

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

More from Merriam-Webster on stenosis

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


Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!