Definify.com
Webster 1913 Edition
Orbitosphenoid
Orˊbi-to-sphe′noid
,Adj.
[
Orbit
+ sphenoid
.] (Anat.)
Of or pertaining to the sphenoid bone and the orbit, or to the orbitosphenoid bone.
– Noun.
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.