21-letter words containing p, l, a, s, t, y
- scorched earth policy — a military practice of devastating the property and agriculture of an area before abandoning it to an advancing enemy.
- scorched-earth policy — a military practice of devastating the property and agriculture of an area before abandoning it to an advancing enemy.
- seven-segment display — (electronics) (SSD) A kind of display element consisting of seven independently controllable lines arranged as a rectangular figure eight. A seven-segment display is the simplest device that can display any of the digits zero to nine (and some other characters) by lighting different combinations of lines. They are often seen in electronic calculators or measuring equipment.
- social inquiry report — (in Britain) a report on a person and his or her circumstances, which may be required by a court before sentencing and is made by a probation officer or a social worker from a local authority social services department
- socialist labor party — a U.S. political party, organized in 1874, advocating the peaceful introduction of socialism.
- split-screen facility — a facility allowing different scenes to be shown on screen at the same time
- structural psychology — psychology centering on the analysis of the structure or content of conscious mental states by introspective methods.
- supplementary benefit — (formerly) an extra amount of money that is paid to someone by the government, in addition to their normal income. Replaced by income support in 1988
- theoretical physicist — a scientist who studies theoretical physics
- threshold wage policy — a policy whereby wages are increased in accordance with inflation
- to play second fiddle — If you play second fiddle to someone, your position is less important than theirs in something that you are doing together.
- ulster unionist party — a Northern Irish political party advocating the maintenance of union with the UK
- west university place — a city in SE Texas.
- x-ray crystallography — the determination of the structure of a crystal by the use of x-ray diffraction.