dilatation

dilatation definition - medical

dil·a·ta·tion (dĭlˌə-tāˈshən, dīˌlə-)

noun
Physiological, pathological, or artificial enlargement of a cavity, canal, blood vessel, or opening.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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