sphenoid
English edit
Etymology edit
From New Latin sphenoides, from Ancient Greek σφηνοειδής (sphēnoeidḗs, “wedge-shaped”), from σφήν (sphḗn, “wedge”) + -ειδής (-eidḗs, “-form, -like”).
Pronunciation edit
Adjective edit
sphenoid (not comparable)
- Having a wedged shape.
- (anatomy) Of or relating to the sphenoid bone which forms the base of the cranium, behind the eye and below the front part of the brain. It has two pairs of broad lateral ‘wings’ and a number of other projections, and contains two air-filled sinuses.
Derived terms edit
- alisphenoid
- basisphenoid
- ethmosphenoid
- frontosphenoid
- intrasphenoid
- laterosphenoid
- mesosphenoid
- otosphenoidal
- parasphenoid
- pleurosphenoid
- presphenoid
- pterosphenoid
- spheno-
- sphenoethmoid
- sphenofrontal
- sphenoidal
- sphenoid bone
- sphenoidectomy
- sphenoidotomy
- sphenoid sinus
- sphenoid sinus
- sphenomandibular
- sphenomaxillary
- sphenooccipital
- sphenopalatine
- sphenoparietal
- sphenotemporal
- sphenotic
- sphenovomerine
- sphenozygomatic
- temporosphenoid
- transsphenoidal
- zygomaticosphenoid
Translations edit
wedge-shaped
|
Noun edit
sphenoid (plural sphenoids)
- (anatomy) The sphenoid bone.
- (crystallography) A wedge-shaped crystal bounded by four equal isosceles triangles; the hemihedral form of a square pyramid.
Derived terms edit
Translations edit
sphenoid bone — see sphenoid bone
References edit
- “sphenoid”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “sphenoid”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.