Pet′ro‐mas″toid (?), a. [Petro + mastoid.] (Anat.) Of or pertaining to the petrous and mastoid parts of the temporal bone; periotic.
Content
Rights and sources
Review source, license and attribution information for this content.
Content
Webster's Dictionary 1913
Webster's Revised Unabridged Dictionary, C. & G. Merriam Co., 1913.