23-letter words containing a, c, e, l, r
- peroxymonosulfuric acid — persulfuric acid (def 1).
- 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
- physical memory address — physical address
- 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.
- political incorrectness — Political incorrectness is the attitude or policy shown by someone who does not care if they offend or upset any group of people in society who have a disadvantage, or who have been treated differently because of their sex, race, or disability.
- polymethyl methacrylate — polymerized methyl methacrylate.
- portable object adapter — (architecture) (POA) Part of the CORBA architecture.
- portable tool interface — (programming, standard) (PTI) A standard such as PCTE, allowing interworking between different software tools via defined interfaces to the user and to the repository or object management system.
- praxis critical systems — (company) The company that supplies SPARK.
- precautionary principle — the precept that an action should not be taken if the consequences are uncertain and potentially dangerous
- preclinical safety data — Preclinical safety data is information about the safety of a medication that is assessed before clinical trials.
- price escalation clause — a clause in a contract allowing the seller to raise prices if the cost of inputs increases
- print services facility — (printer) (PSF) IBM's system software which generates native IBM printer language, IPDS and, depending on the version, PostScript and LaserJet PCL. See also: Advanced Function Presentation.
- printer access protocol — (networking, protocol, printer) (PAP) A protocol used in Mac OS Appletalk to provide bi-directional communication between PostScript printers and the client computer.
- private limited company — a company whose shares can be bought by the public
- process hazard analysis — Process hazard analysis is calculating what might be a hazard in a process, how likely it is to happen, and what should be done if someone or something is exposed to this hazard.
- professional misconduct — a violation of the rules or boundaries set by the governing body of a profession
- public-key cryptography — public-key encryption
- 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.
- quantum electrodynamics — the quantum field theory that deals with the electromagnetic field and its interaction with electrons and positrons. Abbreviation: QED.
- quay financial software — CSK Software
- queen charlotte islands — a group of about 150 islands off the W coast of Canada: part of British Columbia. Pop: about 6000 (latest est). Area: 9596 sq km (3705 sq miles)
- radial drilling machine — a machine in which the drilling head is mounted to slide along a radial arm which can be rotated, raised, or lowered on a vertical mast to adjust the position of the drill above the workpiece
- rate-of-climb indicator — a flight instrument that indicates the rate of climb or descent of an aircraft.
- real simple syndication — (spelling) Illiterate form of Really Simple Syndication.
- rectangular coordinates — Usually, rectangular coordinates. either of two Cartesian coordinates in which the axes meet at right angles.
- red-bellied black snake — a highly venomous Australian black snake, Pseudechis porphyriacus, with a reddish underside
- refuse disposal service — a place or facility where rubbish and waste can be disposed
- reincarnation, cycle of — cycle of reincarnation
- relative molecular mass — the sum of all the relative atomic masses of the atoms in a molecule; the ratio of the average mass per molecule of a specified isotopic composition of a substance to one-twelfth the mass of an atom of carbon-12
- residual current device — a circuit-breaking device installed in electrical equipment to protect the operator from electrocution
- residual debt insurance — Residual debt insurance is a type of risk insurance that banks often require when granting a loan, which is used to guarantee that the loan is repaid in the event of death or disability.
- respectability politics — the set of beliefs holding that conformity to socially acceptable or mainstream standards of appearance and behavior will protect a member of a marginalized or minority group from prejudices and systemic injustices: Black respectability politics perpetuate the fiction of a meritocracy in public education.
- right circular cylinder — a cylinder generated by the revolution of a rectangle about one of its sides.
- right, left, and centre — on all sides; from every direction
- 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.
- schematic type variable — generic type variable
- schizotypal personality — a personality disorder characterized by a group of symptoms similar to but less severe than schizophrenia, as odd behavior, peculiar thinking, and social isolation.
- secondary modern school — (formerly) a secondary school offering a more technical or practical and less academic education than a grammar school
- self extracting archive — (file format) (SEA) An archive format used on the Apple Macintosh. Double-clicking a file of this type should extract its contents.
- sheltered accommodation — housing specially designed to provide a safe environment for the elderly, handicapped, or disabled, often with some shared facilities and a caretaker
- sierra madre occidental — the system of mountains in the west of Mexico
- silicone breast implant — silicone filled bags that are implanted into a woman in order to increase the size of her breasts
- slip between the cracks — to break without complete separation of parts; become fissured: The plate cracked when I dropped it, but it was still usable.
- slum clearance campaign — a campaign to rehouse those people who live in a slum area, and to prepare the area for demolition and rebuilding
- small-saver certificate — a savings certificate issued in a small denomination.
- small-scale integration — SSI.
- social democratic party — History/Historical. a political party in Germany advocating a form of social organization based on the economic and political ideology of Karl Marx.