Petrosal

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [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]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Petrosal \Pe*tro"sal\, n. (Anat.)
     (a) A petrosal bone.
     (b) The auditory capsule. --Owen.
         [1913 Webster]