'Petrosal' definitions:
Definition of 'Petrosal'
From: GCIDE
- Petrosal \Pe*tro"sal\, n. (Anat.) (a) A petrosal bone. (b) The auditory capsule. --Owen. [1913 Webster]
Definition of 'Petrosal'
From: GCIDE
- Petrosal \Pe*tro"sal\, a. [See Petrous.] (Anat.) (a) Hard; stony; petrous; as, the petrosal bone; petrosal part of the temporal bone. (b) Of, pertaining to, or in the region of, the petrous, or petrosal, bone, or the corresponding part of the temporal bone. [1913 Webster]
- Petrosal bone (Anat.), a bone corresponding to the petrous portion of the temporal bone of man; or one forming more or less of the periotic capsule. [1913 Webster]