superpetrous

petrous

[pe-truhs, pee-]
adjective
1.
Anatomy. noting or pertaining to the hard dense portion of the temporal bone, containing the internal auditory organs; petrosal.
2.
like stone, especially in hardness; stony; rocky.

Origin:
1350–1400; Middle English (< Middle French petros) < Latin petrōsus rocky. See petr-, -ous

superpetrous, adjective
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World English Dictionary
petrous (ˈpɛtrəs, ˈpiː-)
 
adj
1.  anatomy denoting the dense part of the temporal bone that surrounds the inner ear
2.  rare like rock or stone
 
[C16: from Latin petrōsus full of rocks]

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

petrous pet·rous (pět'rəs)
adj.

  1. Of stony hardness.

  2. Of or relating to the dense hard portion of the temporal bone that forms a protective case for the inner ear.

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