卵源论者：认为未发育的胚胎预先形成存在于卵内。参见animalculist- sphenoidal
- sphenoiditis
- sphenoidostomy
- sphenoidotomy
- sphenomalar
- sphenomaxillary
- sphenometer
- spheno-occipital
- sphenopagus
- sphenopalatine
- sphenoparietal
- sphenopetrosal
- sphenorbital
- sphenosquamosal
- sphenotemporal
- sphenotic
- sphenotresia
- sphenotribe
- sphenotripsy
- sphenoturbinal
- sphenovomerine
- sphenozygomatic
- sphere
- spheresthesia
- spherical