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porion

 - 3 dictionary results

po⋅ri⋅on

  [pawr-ee-on, pohr-]
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–noun, plural po⋅ri⋅a  [pawr-ee-uh, pohr-] , po⋅ri⋅ons. Craniometry.
the most lateral point in the roof of the bony external auditory meatus.
Origin:
1905–10; < NL < Gk pór(os) passage, way (see pore 2 ) + -ion dim. suffix
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: po·ri·on
Pronunciation: 'pOr-E-"än
Function: noun
Inflected Form: plural po·ria /-E-&/ or porions
: the midpoint on the upper margin of the external auditory canal
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

porion po·ri·on (pôr'ē-ŏn')
n. pl. po·ri·a (pôr'ē-ə)
The central point on the upper margin of the external auditory meatus.

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