orificium

orificium definition - medical

or·i·fi·ci·um (ôrˌə-fĭshˈē-əm)

noun
An orifice.

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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