Earthquake Glossary
S
- S wave
- sand boil
- sea-floor spreading
- secular
- segmentation
- seiche
- seismic gap
- seismic hazard
- seismic moment
- seismic reflection or refraction line
- seismic wave
- seismic zone
- seismicity
- seismogenic
- seismogram
- seismograph
- seismology
- seismometer
- shadow zone
- shear stress
- shear wave
- slab
- slickensides
- slip
- slip model
- slip rate
- soil
- soil profile
- source
- spectral acceleration (SA)
- spectrum
- standard deviation
- station
- stick-slip
- stochastic
- strain
- strain rate
- stress
- stress drop
- strike
- strike-slip
- strong motion
- subduction
- subduction zone
- surface faulting
- surface wave
- surface wave magnitude