semilunar line

semilunar line definition - medical

semilunar line

noun
The slight groove in the external abdominal wall parallel to the lateral edge of the rectus sheath. Also called Spigelius line.

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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