(also orbitosphenoid bone)
Definition of orbitosphenoid in English:
nounAnatomy & Zoology
A bone in the floor of the mammalian cranium, in the region of the optic nerve. In the human skull it is represented by the lesser wings of the sphenoid bone.
- The dorsal surface of the orbitosphenoid is flat, and supports part of the frontal lobe of the brain.
- The ptero- and orbitosphenoids may be joined in larger animals.
- The orbitosphenoids of S. crocodilurus were not studied or described by McDowell and Bogert.
Definition of orbitosphenoid in:
- US English dictionary
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