Crossword clues for sphenoid
The Collaborative International Dictionary
Sphenoid \Sphe"noid\, a. [Gr. ???; sfh`n a wedge + e'i^dos form: cf. F. sph['e]no["i]de.]
Wedge-shaped; as, a sphenoid crystal.
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(Anat.) Of or pertaining to the sphenoid bone.
Sphenoid bone (Anat.), an irregularly shaped bone in front of the occipital in the base of the skull of the higher vertebrates. It is composed of several fetal bones which become united the adult. See Alisphenoid, Basisphenoid, Orbitosphenoid, Presphenoid.
Sphenoid \Sphe"noid\, n.
(Crystallog.) A wedge-shaped crystal bounded by four equal isosceles triangles. It is the hemihedral form of a square pyramid.
(Anat.) The sphenoid bone.
Douglas Harper's Etymology Dictionary
1732, from spheno- + -oid. As a noun from 1828. Related: Sphenoidal.
Wiktionary
a. 1 wedge-shaped. 2 (context anatomy English) Of or relating to the sphenoid bone. n. 1 (context anatomy English) The sphenoid bone. 2 (context crystallography English) A wedge-shaped crystal bounded by four equal isosceles triangles; the hemihedral form of a square pyramid.
WordNet
n. butterfly-shaped bone at the base of the skull [syn: sphenoid bone, os sphenoidale]
Wikipedia
Sphenoid may refer to:
- sphenoid bone, a bone in anatomy
- sphenoid (geometry), a tetrahedron with 2-fold mirror or rotation symmetry
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Usage examples of "sphenoid".
When you come to handle life and death as your daily business, your memory will of itself bid good-by to such inmates as the well-known foramina of the sphenoid bone and the familiar oxides of methyl-ethylamyl-phenyl-ammonium.
The second division is situated in the angle formed by the sphenoid and maxillary bone, or just below the ear.
Just in front of the foramen magnum, the hole through which the spinal cord leaves the brain, there was a gap between the sphenoid and occipital bones.
Frontal, malar, ethmoid, maxillary, sphenoid, and palatine bones had to be rebuilt to properly contain my right eye, because it sort of .
They learned the parts of the body: spleen, epiglottis, testicles, sphenoid, maxilla, thyroid, transverse sinus, septum, carotid, humorus, orbital.