sing - slur
- sing
- singe
- singe-channel impeller
- singeing
- singeing machine
- singeing process
- singing
- singing margin
- singing path
- singing point
- singing suppressor
- single
- single ...
- single address
- Single Anchor Leg Mooring
- single anchor leg mooring
- single arch expansion joint
- single bead
- single beam scanner
- single blow
- single board
- single boiler
- single bond
- single box-girder crane
- Single Buoy Mooring
- single cable
- single cam system arrangement
- single carburetor
- single cavity
- single chain
- single chain roller flight
- single chamber pacemaker
- single chamfer plain washer
- single character
- single chip
- single coil spring lock washer with square ends
- single coil spring lock washer with tang ends
- single coil twin ignition
- single collecting device
- single combustion chamber
