World English Dictionary
porta (ˈpɔːtə)
anatomy an aperture in an organ, such as the liver, esp one providing an opening for blood vessels
[C14: from Latin: gate, entrance]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

porta por·ta (pôr'tə)
n. pl. por·tae (-tē)

  1. See hilum.

  2. See interventricular foramen.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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