- syphilitic pachymeningitis
- syphilitic osteitis
- sound asleep
- speech spectrograph
- spironema
- seismological
- subclass holocephali
- super socket
- serum transferrin
- single track mind
- schizocarp
- sarah
- suppurative mediastinitis
- state of a married woman ever continuing to enjoy her husband's coverture
- sodium antimonylgluconate
- surface culture
- subclass anapsida
- suprachoroidal
- syphilitic onychia
- semi_automatic
- split sides with laughter
- serbian barrel method
- self appointed
- sacrococcygeal anomaly
- sequential logic element
- sequential cropping
- secondary entry point
- soil biodiversity
- stenopterygius
- soil bank
- self_styled
- string floppy
- spontaneous testicular maturation
- synchronous data transfer
- synchronous transmission
- synchronous flip flop circuit
- sign painter
- subocean
- systolic period
- senile plaque
- subnasal point
- secondary control point
- storage integrator
- styron
- systemic examination
- source materials
- soil macroorganisms
- synchronous data transmission
- sagittal parietal index
- sacrospinous