23-letter words containing m, o, n, p, l
- pest control department — the local government department responsible for controlling such pests as rats and mice
- pharmaceuticals company — a company specialising in developing and marketing pharmaceuticals
- photoelectric magnitude — the magnitude of a star determined using a photometer plus a filter to select light or other radiation of the desired wavelength
- plain old documentation — (text) (pod, occasionally "POD") A simple markup language used to embed documentation, literate programming-style, in Perl programs. Pod readers and converters are part of the standard Perl distribution and the documentation provided with Perl is all in pod format.
- planetesimal hypothesis — one of the small celestial bodies that, according to one theory (planetesimal hypothesis) were fused together to form the planets of the solar system.
- play by electronic mail — (games) A kind of game where the players use electronic mail to communicate. This may be done via a human moderator or an automatic mailing list exploder on some central machine or it may be fully distributed with each player just addressing his mail to all other players. This is a natural extension of "play by mail" games conducted via snail mail.
- polybrominated biphenyl — PBB.
- presidential government — a system of government in which the powers of the president are constitutionally separate from those of the legislature.
- private limited company — a company whose shares can be bought by the public
- probabilistic automaton — nondeterministic automaton
- professional misconduct — a violation of the rules or boundaries set by the governing body of a profession
- program design language — Any of a large class of formal and profoundly useless pseudo-languages in which management forces one to design programs. Too often, management expects PDL descriptions to be maintained in parallel with the code, imposing massive overhead of little or no benefit. See also flow chart.
- public enemy number one — (not in official use) a criminal at the top of the FBI's list of the ten most wanted criminals.
- publicly-quoted company — a company whose shares are traded on a stock exchange
- puerto rican royal palm — a feather palm, Roystonea borinquena, of Puerto Rico and St. Croix, having leaves about 10 feet (3 meters) long and egg-shaped, yellowish-brown fruit.
- real simple syndication — (spelling) Illiterate form of Really Simple Syndication.
- relative sunspot number — a number indicating the degree of sunspot activity on the sun as a factor of observer idiosyncrasies, the number of sunspot groups, and the number of individual sunspots.
- rocky mountain beeplant — a rank-smelling plant, Cleome serrulata, of the caper family, native to the western U.S., having showy, dense clusters of pink or white flowers, frequented by bees.
- silicone breast implant — silicone filled bags that are implanted into a woman in order to increase the size of her breasts
- social security payment — a payment of social security made to an individual
- somaliland protectorate — official name of the former British Somaliland.
- specialite de la maison — the specialty of the house (used in referring to the most important dish served by a restaurant).
- 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.
- structural unemployment — unemployment caused by basic changes in the overall economy, as in demographics, technology, or industrial organization.
- suprasegmental phonemes — phonemes or features of speech, as pitch, stress, and juncture, that may extend over and modify series of segmental phonemes
- sustainable development — supporting economy via renewable resources
- the metropolitan police — the police organization that is responsible for Greater London, excluding the City of London
- the scottish parliament — the devolved national legislature of Scotland, located in Edinburgh
- to clap eyes on someone — To clap eyes on someone or something, or set or lay eyes on them, means to see them.
- 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.
- 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
- weak accumulation point — accumulation point.