noun
- plural of sphenoid; wedge-shaped bones forming part of the base of the skull
Usage: anatomy
Examples
- The sphenoids are located at the base of the skull.
- Medical students must learn to identify the sphenoids in anatomical diagrams.
- The sphenoids help form the floor of the cranial cavity.
- Fractures of the sphenoids can affect vision and hearing.
- The sphenoids articulate with several other skull bones.