- sandwich-filter
- sandy clay
- sandy limestone
- sandy loam
- sandy shale
- sandy soil
- sanitary belt
- sanitary break
- sanitary ceramic
- sanitary zoning
- sanitation
- sap wood
- saponification
- sapropel
- sarking membrane
- sarkingz
- sarn
- sash bar
- sash cord
- sash fastener
- sash handle
- sash rail
- sash rails
- sash window
- sashless window
- sashputty
- satan
- saturate
- saturated
- saturated air
- saturated sand
- saturated steam
- saturation deficit
- saturation value
- sauce
- sauna
- saving account
- saw bench
- saw cutting
- saw horse
- saw keyhole
- saw off
- sawing out
- sawtooth roof
- scab
- scaffold floor
- scaffold squares
- scale division
- scale drawing
- scale paper
- scale representation
- scale spray
- scalper
- scanner
- scantling
- scarf
- scarification
- scarifier
- scarred plywood
- scheelite
- schistose amphibolites
- schistous fracture
- Schmidt hammer
- scholastic philosophy
- school
- school house
- scissors truss
- scoop bucket
- score-board
- scotch
- scour estimation
- scouring
- scouring sluice
- scramble for
- scrap coke
- scraper elevator
- scraper pusher
- scraping
- scratch
- screed height
- screen filter
- screen wall
- screened aggregate
- screw feeder
- screw flight
- screw hoist
- screw jack
- screw mixer
- screw pile
- screw pitch
- screw-driver
- screw-steamer
- screwed
- screwed fittings
- scroll saw
- saucer dome
- saw
- saw band
- saw dust
- saw hack