orbitosphenoid

Or`bi*to*sphe"noid, a. Etym: [Orbit + sphenoid.] (Anat.) Defn: Of or pertaining to the sphenoid bone and the orbit, or to the orbitosphenoid bone. -- n. Defn: The orbitosphenoid bone, which is situated in the orbit on either side of the presphenoid. It generally forms a part of the sphenoid in the adult.

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