23-letter words containing p, a, r, d, o

lead replacement petrol — a less toxic fuel introduced in 2000 for cars requiring leaded petrol
liquefied petroleum gas — a mixture of various petroleum gases, esp propane and butane, stored as a liquid under pressure and used as an engine fuel
long-horned grasshopper — any of numerous insects of the family Tettigoniidae, having long, threadlike antennae and well-developed stridulating organs on the forewings of the male.
lossy audio compression — (audio, compression) Any audio compression algorithm which does not retain every bit of data but only reproduces a signal that sounds more or less like the original. Examples are MP1, MP2, MP3, AAC.
on-line data processing — the storing or processing of data on a computer using the internet
painting and decorating — interior decoration
parasexual reproduction — reproduction by recombination of genes from genetically dissimilar nuclei within binucleate or multinucleate cells, as in filamentous fungi.
parkinson's law of data — "Data expands to fill the space available for storage"; buying more memory encourages the use of more memory-intensive techniques. It has been observed over the last 10 years that the memory usage of evolving systems tends to double roughly once every 18 months. Fortunately, memory density available for constant dollars also tends to double about once every 12 months (see Moore's Law); unfortunately, the laws of physics guarantee that the latter cannot continue indefinitely.
parliamentary democracy — a system of government in which people elect representatives to a parliament to make laws, for example Canada and the UK
partial differentiation — the process of finding one of the partial derivatives of a function of several variables.
participatory democracy — individual participation by citizens in political decisions and policies that affect their lives, especially directly rather than through elected representatives.
pentagonal dodecahedron — pyritohedron.
percentage distribution — a frequency distribution is which individual frequencies are shown as a percentage of the total frequencies
performance-related pay — salary based on individual assessment
peroxymonosulfuric acid — persulfuric acid (def 1).
pest control department — the local government department responsible for controlling such pests as rats and mice
philadelphia pepper pot — pepper pot (def 1).
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
plan position indicator — a radarscope on which an object reflecting radar waves shows its bearing and distance from the radar detector by causing a spot of light to appear on a screen that represents a map of the area around the detector. Abbreviation: PPI.
polybrominated biphenyl — PBB.
portable object adapter — (architecture) (POA) Part of the CORBA architecture.
positive discrimination — special opportunities
postcode discrimination — discrimination on the basis of the area where someone lives, with relation to employment, credit rating, etc
potassium acid tartrate — cream of tartar.
precipitation hardening — a process in which alloys are strengthened by the formation, in their lattice, of a fine dispersion of one component when the metal is quenched from a high temperature and aged at an intermediate temperature
preferred provider plan — A preferred provider plan is a health insurance plan in the U.S. written by an organization of hospitals and physicians who provide services to clients of a particular insurance company.
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
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.
product differentiation — the real or illusory distinction between competing products in a market
productivity bargaining — the process of reaching an agreement (productivity agreement) through collective bargaining whereby the employees of an organization agree to changes which are intended to improve productivity in return for an increase in pay or other benefits
professional misconduct — a violation of the rules or boundaries set by the governing body of a profession
profit and loss account — income account (def 2).
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.
programmer brain damage — (humour) (PBD) A classification of a bug which was obviously introduced by an incompetent or short-sighted programmer. Compare UBD. See also brain-damaged.
psychomotor retardation — a generalized slowing of psychological and physical activity, frequently occurring as a symptom of severe depression.
put the record straight — to correct an error or misunderstanding
quote chapter and verse — [by analogy with the mainstream phrase] To cite a relevant excerpt from an appropriate bible. "I don't care if "rn" gets it wrong; "Followup-To: poster" is explicitly permitted by RFC 1036. I'll quote chapter and verse if you don't believe me." See also legalese, language lawyer, RTFS (sense 2).
real simple syndication — (spelling) Illiterate form of Really Simple Syndication.
refinery waste disposal — Refinery waste disposal is the system for dealing with waste materials, especially hazardous ones, in a refinery.
refuse disposal service — a place or facility where rubbish and waste can be disposed
self-addressed envelope — addressed to self
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.
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.
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
the chamber of deputies — the lower legislative assembly in some parliaments

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