S
- saliva
- scaler
- scaling
- school of dental hygienist
- school of dental technician
- scissors bite
- SDA
- sealant
- secondary dentin
- second molar
- second premolar
- shortened dental arch
- silicon rubber impression material
- silverpoint
- sinus
- sinusitis
- sinus lift
- smear layer
- social insurance
- socket lift
- soft palate
- softened dentin
- sonicwave tooth brush
- spaced dental arch
- space maintenance
- spontaneous pain
- sprint
- sputum
- SRP
- stock impression tray
- stomatitis
- straightening teeth
- streptococcus mutans
- stripping
- strips
- study model
- subgingival
- subgingival calculus
- submucosal gland
- sulcus
- supernumerary tooth
- superstructure
- supplementary information
- supragingival
- supragingival calculus
- surface anesthesia
- SurgiTel
- symfony
- synovia
- synovial fluid
- Syrijet