[ pi-troh-suhl ]
/ pɪˈtroʊ səl /
petrous; hard or stony.
Anatomy. of or relating to the petrous portion of the temporal bone.
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OTHER WORDS FROM petrosalsub·pe·tro·sal, adjectivesu·per·pe·tro·sal, adjective
Words nearby petrosal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for petrosal
If, in spite of this, bleeding still continues, it presumably comes from the petrosal sinus.
This is usually due to extension of the infection along the petrosal sinuses, or perhaps along the transverse sinus.
British Dictionary definitions for petrosal
/ (pɛˈtrəʊsəl) /
anatomy of, relating to, or situated near the dense part of the temporal bone that surrounds the inner ear
Word Origin for petrosal
C18: from Latin petrōsus full of rocks, from petra a rock, from Greek
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for petrosal
[ pə-trō′səl ]
Relating to or located near the petrous portion of the temporal bone.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.