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Pronunciation: per'e-o'tik, -ot'ik

Definition: Surrounding the internal ear; referring to the petrous portion of the temporal bone, or the spaces and tissues in the bony labyrinth that surround the membranous labyrinth.

[peri- + G. ous, ear]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.