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petrosal

[ pi-troh-suhl ]
/ pɪˈtroʊ səl /
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adjective
petrous; hard or stony.
Anatomy. of or relating to the petrous portion of the temporal bone.
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Origin of petrosal

1735–45; <Latin petrōs(us) rocky (see petro-1, -ose1) + -al1

OTHER WORDS FROM petrosal

sub·pe·tro·sal, adjectivesu·per·pe·tro·sal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use petrosal in a sentence

British Dictionary definitions for petrosal

petrosal
/ (pɛˈtrəʊsəl) /

adjective
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
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