Hypertext Webster Gateway: "Sphenethmoid"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Sphenethmoid \Sphe*neth"moid\, a. [Sphenoid + ethmoid.] (Anat.)
Of or pertaining to both the sphenoidal and the ethmoidal
regions of the skull, or the sphenethmoid bone;
sphenethmoidal.
{Sphenethmoid bone} (Anat.), a bone of the skull which
surrounds the anterior end of the brain in many amphibia;
the girdle bone.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Sphenethmoid \Sphe*neth"moid\, n. (Anat.)
The sphenethmoid bone.
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