petrosal

English dictionary entry

Meanings

adj
  1. Of great hardness; petrous.
  2. Of, pertaining to, or located near the petrous part of the temporal bone or the capsule of the inner ear.
noun
  1. The petrous part of the temporal bone at the base of the skull, surrounding the inner ear.
  2. The auditory capsule.

Pronunciation

/pɪˈtɹəʊ.səl/ /pɪˈtɹəʊ.sl̩/ /pəˈtɹoʊ.səl/

Word forms

petrosal petrosals

Etymology

From Latin petrōsus (“full of rocks, rocky”) + -al.

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