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petrosal
pe·tro·sal
[
pə trṓss'l
]
adjective
Definition:
affecting part of temporal bone:
affecting or belonging to the hard
petrous
portion of the temporal bone surrounding the inner ear
[
Mid-18th century. < Latin
petrosus
(see
petrous
)
]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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