stenosis: meaning, definition, pronunciation and examples
C2/TechnicalSpecialized/Formal/Medical
Quick answer
What does “stenosis” mean?
The abnormal narrowing of a bodily passage, duct, or opening.
Audio
Pronunciation
Definition
Meaning and Definition
The abnormal narrowing of a bodily passage, duct, or opening.
A pathological condition in which a tubular structure in the body, such as a blood vessel, heart valve, or spinal canal, becomes constricted, restricting the flow of blood, fluid, or other substances.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. Spelling and pronunciation are consistent.
Connotations
Purely technical/medical in both varieties.
Frequency
Equally rare in general language but standard in medical discourse in both regions.
Grammar
How to Use “stenosis” in a Sentence
[Organ/Structure] + stenosis (e.g., aortic stenosis)stenosis + of + [Organ/Structure] (e.g., stenosis of the lumbar spine)adjective + stenosis (e.g., severe stenosis)Vocabulary
Collocations
Examples
Examples of “stenosis” in a Sentence
verb
British English
- The valve appeared to be stenosing on the echocardiogram.
- If the duct stenoses further, surgery will be necessary.
American English
- The artery is stenosing rapidly, requiring intervention.
- Scar tissue caused the ureter to stenose.
adverb
British English
- The vessel narrowed stenotically over several months.
American English
- The condition progressed stenotically, requiring a stent.
adjective
British English
- The stenotic valve was clearly visible on the scan.
- They identified a severely stenotic segment of the bowel.
American English
- The patient has a stenotic coronary artery.
- MRI confirmed the stenotic spinal canal.
Usage
Meaning in Context
Business
Not used.
Academic
Used in medical, biological, and health sciences literature.
Everyday
Extremely rare; used only when discussing personal or family medical conditions with professionals.
Technical
The primary domain of use. Found in clinical reports, surgical notes, medical textbooks, and physician-patient consultations.
Vocabulary
Synonyms of “stenosis”
Watch out
Common Mistakes When Using “stenosis”
- Incorrect pluralisation as 'stenosises' (correct plural: stenoses /stɪˈnəʊ.siːz/).
- Using it as a verb (e.g., 'The artery stenosed' uses the verb 'stenose' or 'become stenotic').
- Confusing it with 'sclerosis' (hardening) or 'stenography' (shorthand writing).
FAQ
Frequently Asked Questions
The plural is 'stenoses', pronounced /stɪˈnəʊ.siːz/.
It is a diagnosis or a descriptive finding of a condition (abnormal narrowing). Symptoms are what the patient feels because of the stenosis (e.g., pain, dizziness).
Extremely rarely. Its use is almost exclusively confined to medical, anatomical, and biological fields.
Stenosis is a narrowing. Atresia is a more severe condition where a passage is completely closed or absent.
The abnormal narrowing of a bodily passage, duct, or opening.
Stenosis is usually specialized/formal/medical in register.
Stenosis: in British English it is pronounced /stɪˈnəʊ.sɪs/, and in American English it is pronounced /stəˈnoʊ.sɪs/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “No common idioms.”
Learning
Memory Aids
Mnemonic
Imagine a STONE (sten-) blocking an artery, causing a narrowing (stenosis) that needs an OPENING (osis sounds like 'oh-sis', an opening).
Conceptual Metaphor
A BODILY TUBE/PASSAGE IS A PIPE; STENOSIS IS A PINCHED/CRUSHED PIPE.
Practice
Quiz
In which context is the word 'stenosis' most appropriately used?