subs - taxi
- surface-water input
- surface-water resources
- surface-water supply
- surface-wave antenna
- surface-wave-pumped laser
- surfacing
- surfacing wheel spindle
- surfactant
- surfactant admixture
- surficial region
- surfusion
- surge
- surge (voltage )protection
- surge (voltage )protection
- surge acceleration
- surge admittance
- surge and spray piping
- surge arrester
- surge bin
- surge bottle