Definitions for "Petrosal"
Hard; stony; petrous; as, the petrosal bone; petrosal part of the temporal bone.
Of, pertaining to, or in the region of, the petrous, or petrosal, bone, or the corresponding part of the temporal bone.
A petrosal bone.
Keywords:  auditory, capsule
The auditory capsule.
Keywords:  rocky, adjective, latin
adjective, Latin petrosus = rocky.