subs - taxi
- symmetric(al) matrix
- symmetric(al) matrix
- symmetrical (domain )wall
- symmetrical (domain )wall
- symmetrical alternate [symmetrical alternating] current
- symmetrical antenna
- symmetrical beamforming
- symmetrical bending
- symmetrical components
- symmetrical conditions
- symmetrical design
- symmetrical fabric
- symmetrical fault
- symmetrical four-pole
- symmetrical gripping device
- symmetrical lighting fitting
- symmetrical load
- symmetrical loading
- symmetrical modulator
- symmetrical polyphase system of electrical currents or voltages
- symmetrical pot-bellied vessel
- symmetrical proportional weir
- symmetrical system of vectors
- symmetrical thyristor
- symmetrical voltage
- symmetrically emitter-coupled logic
- symmetrization
- symmetry
- sympathetic vibration
- symport
- SYN
- SYNC
- sync
- sync comparator
- sync generator
- sync recorder
- sync selector
- sync sound recording
- sync [synchronizing] level
- sync(hronization) input