- Anat. designating or of the wedge-shaped compound bones of the skull
Origin of sphenoidModern Latin sphenoides from Classical Greek sph?noeides: see sphene and -oid
- the sphenoid bone
- Mineralogy a wedge-shaped crystal form having four triangular faces
The sphenoid bone.
- Of or relating to the sphenoid bone.
- (anatomy) Of or relating to the sphenoid bone.