23-letter words containing o, p, s, i
- social security payment — a payment of social security made to an individual
- sodium tripolyphosphate — a white powder, Na 5 P 3 O 1 0 , used as a water softener, sequestering agent, and food additive.
- software developers kit — (jargon, product) (SDK, or "Software Development Kit") Software provided by a software vendor to allow their products to be used with those of other software vendors.
- somaliland protectorate — official name of the former British Somaliland.
- speak well/highly of sb — If you speak well of someone or speak highly of someone, you say good things about them. If you speak ill of someone, you criticize them.
- specialite de la maison — the specialty of the house (used in referring to the most important dish served by a restaurant).
- spigot and socket joint — a joint between two pipes using male and female parts
- spirit of nitrous ether — ethyl nitrite spirit.
- st. pierre and miquelon — two small groups of islands off the S coast of Newfoundland: an overseas territory of France; important base for fishing. 3 sq. mi. (240 sq. km). Capital: St. Pierre.
- staggered directorships — a defence against unwelcome takeover bids in which a company resolves that its directors should serve staggered terms of office and that no director can be removed from office without just cause, thus preventing a bidder from controlling the board for some years
- statutory maternity pay — the maternity pay a woman is legally entitled to
- stereoscopic microscope — a microscope that produces a three-dimensional image of an object by focusing on the object from slightly different positions in each of two lenses.
- stereospecific catalyst — a catalyst for stereospecific chemical reactions
- subscription television — pay television.
- superposition principle — principle of superposition.
- sustainable development — supporting economy via renewable resources
- talk/speak of the devil — People say speak of the devil, or in British English talk of the devil, if someone they have just been talking about appears unexpectedly.
- text processing utility — (language) (TPU) A DEC language for creation of text-processing interfaces, used to implement DEC's Extensible VAX Editor (EVE).
- the chamber of deputies — the lower legislative assembly in some parliaments
- the scottish parliament — the devolved national legislature of Scotland, located in Edinburgh
- the teaching profession — the profession of a teacher
- thompson submachine gun — a portable, .45-caliber, automatic weapon designed to be fired from the shoulder or hip.
- to clip someone's wings — If you say that something or someone clips your wings, you mean that they restrict your freedom to do what you want.
- to jump to a conclusion — If you say that someone jumps to a conclusion, you are critical of them because they decide too quickly that something is true, when they do not know all the facts.
- to keep a straight face — If you manage to keep a straight face, you manage to look serious, although you want to laugh.
- to pass the time of day — If you pass the time of day with someone, you have a short friendly conversation with them.
- to play for high stakes — to gamble on something very important
- to put your mind to sth — If you put your mind to something, you start making an effort to do it.
- to send someone packing — If you send someone packing, you make them go away.
- to wipe the slate clean — If you wipe the slate clean, you decide to forget previous mistakes, failures, or debts and to start again.
- transplantation antigen — a histocompatibility antigen identified by its effect on the rejection of transplanted cells or tissues.
- transverse presentation — presentation in which the fetus is turned with its long axis across the mouth of the uterus, at right angles to the axis of the birth canal.
- triple expansion engine — (formerly) a steam engine in which the steam is expanded in three stages in cylinders of increasing diameter to accommodate the increasing volume of the steam
- turn-and-slip indicator — bank-and-turn indicator.
- two-spotted spider mite — a widespread web-spinning mite, Tetranychus urticae, that is a pest of fruit trees and houseplants.
- unincorporated business — a privately owned business, often owned by one person who has unlimited liability as the business is not legally registered as a company
- unipress software, inc. — (company) A developer and distributor of Unix software. They produce PC-UNIX connectivity software, development tools and applications and provide technical support and maintenance, porting services, training and consulting.
- unprotected intercourse — an act of sexual intercourse or sodomy performed without the use of a condom thus involving the risk of sexually transmitted diseases
- variable contrast paper — printing paper in which the contrast of the image is controlled by the color of the printing light.
- volumetric displacement — the volume of air per revolution that passes through a mechanical pump when the pressure at the intake and the exhaust is the same as that of the atmosphere
- voyageurs national park — a national park in N Minnesota. 343 sq. mi. (888 sq. km).
- war manpower commission — the board (1942–45) that regulated the most efficient use of labor during World War II. Abbreviation: WMC.
- when the chips are down — a small, slender piece, as of wood, separated by chopping, cutting, or breaking.
- whet someone's appetite — If someone or something whets your appetite for a particular thing, they increase your desire to have it or know about it, especially by giving you an idea of what it is like.
- white-coat hypertension — the phenomenon of having elevated blood pressure only during a medical consultation