supr - talk
- supra-conductivity
- supracapsulin
- supracooling
- supranumerary
- suprasaturation
- supremium
- supressed-zero instrument
- supression filter
- supressor
- surcharge
- surcharged steam
- surd
- surety
- surf
- surf zone
- surface
- surface / surfacing lathe
- surface action
- surface adsorption
- surface analyzer
- surface attraction
- surface bearing
- surface blush
- surface boiling
- surface brightness
- surface carburizing / cementation
- surface coating
- surface condition
- surface constraint
- surface contact
- surface contour (line)
- surface contour map
- surface cooler
- surface corrosion
- surface coverage
- surface crack
- surface decarburization
- surface defect
- surface detention
- surface discharge
