Sphenoid
adjective, Also, sphenoidal
1.
being in the shape of a wedge; wedge-shaped.
2.
Anatomy. of or relating to the compound bone of the base of the skull, at the roof of the pharynx.
noun
3.
Anatomy. the sphenoid bone.
adjective
1.
wedge-shaped
2.
of or relating to the sphenoid bone
noun
3.
See sphenoid bone
sphenoid sphe·noid (sfē’noid’)
n.
The sphenoid bone. adj.
Of or relating to the sphenoid bone.
Wedge-shaped.
sphe·noi’dal (-noid’l) adj.
Read Also:
- Sphenoidal sinus
sphenoidal sinus n. Either of a pair of cavities in the body of the sphenoid bone that communicate with the nasal cavity.
- Sphenoidal spine
sphenoidal spine n. A rearward and downward projection from either of the greater wings of the sphenoid bone. Also called alar spine, spinous process.
- Sphenoid bone
noun 1. the large butterfly-shaped compound bone at the base of the skull, containing a protective depression for the pituitary gland sphenoid bone n. A compound bone with winglike processes, situated at the base of the skull.
- Sphenoid crest
sphenoid crest n. A vertical ridge in the midline of the anterior surface of the sphenoid bone.
- Sphenoiditis
sphenoiditis sphe·noid·i·tis (sfē’noi-dī’tĭs) n. Inflammation of the sphenoidal sinus. Necrosis of the sphenoid bone.