18-letter words containing s, u, p, e, r, g
- shotgun microphone — a directional microphone with a narrow-angle range of sensitivity.
- shunting operation — an operation in which rail coaches are manoeuvred
- sound spectrograph — an electronic device for recording a sound spectogram.
- spare-part surgery — surgical replacement of defective or damaged organs by transplant or insertion of artificial devices
- specimen signature — a signature to be compared to an original signature in order to verify someone's identity
- summary proceeding — a mode of trial authorized by statute to be held before a judge without the usual full hearing.
- super giant slalom — a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom.
- super middleweight — a boxer weighing up to 168 pounds (75.6 kg), between middleweight and light heavyweight.
- superciliary ridge — browridge.
- superstring theory — any supersymmetric string theory in which each type of elementary particle is treated as a vibration of a single fundamental string (superstring) at a particular frequency.
- supporting actress — an actress playing a supporting role
- supraorbital ridge — browridge.
- surgical appliance — a specialized device used by somebody to relieve a particular medical condition
- torsion-free group — a group in which every element other than the identity has infinite order.
- universal coupling — a coupling between rotating shafts set at an angle to one another, allowing for rotation in three planes.