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liver acinus in Medicine

liver acinus

n.
  1. The smallest functional unit of the liver, comprising all the liver parenchyma, composed of segments of several hepatic lobules, and having as its central axis a terminal branch of the portal vein, hepatic artery, and bile duct.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.