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petro- +‎ hyoid


petrohyoid (not comparable)

  1. (anatomy) Pertaining to the petrous, or periotic, portion of the skull and the hyoid arch.
    the petrohyoid muscles of the frog


petrohyoid (plural petrohyoids)

  1. (anatomy) A muscle of this kind.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for petrohyoid in
Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)