coarctation
[koh-ahrk-tey-shuh n]
noun
Pathology.
- a narrowing of the lumen of a blood vessel.
- a congenital anomaly of the heart in which there is a narrowing of the aorta, resulting in abnormal blood flow.
Entomology. the condition of having the body enclosed in a hardened shell or puparium.
Origin of coarctation
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
coarctation
[kō′ärk-tā′shən]
n.
The American Heritage® Stedman's Medical Dictionary
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