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23-letter words containing a, d, i, e, n

  • peroxymonosulfuric acid — persulfuric acid (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
  • 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.
  • polish lowland sheepdog — a strongly-built medium-sized sheepdog of a Polish breed with a long thick shaggy coat that covers the eyes
  • polybrominated biphenyl — PBB.
  • positive discrimination — special opportunities
  • postcode discrimination — discrimination on the basis of the area where someone lives, with relation to employment, credit rating, etc
  • 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
  • preclinical safety data — Preclinical safety data is information about the safety of a medication that is assessed before clinical trials.
  • 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
  • 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.
  • 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.
  • publicly-quoted company — a company whose shares are traded on a stock exchange
  • quantum electrodynamics — the quantum field theory that deals with the electromagnetic field and its interaction with electrons and positrons. Abbreviation: QED.
  • 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)
  • queen elizabeth islands — a group of islands off the N coast of Canada: the northernmost islands of the Canadian Arctic archipelago, lying N of latitude 74°N; part of Nunavut. Area: about 390 000 sq km (150 000 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
  • radio direction finding — the act or process of finding the direction to a radio source by comparing the signal strength of antennae pointing in different directions
  • rank outsider/outsiders — If one of the people in a competition is described as a rank outsider, they are considered to have very little chance of winning.
  • 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
  • refinery waste disposal — Refinery waste disposal is the system for dealing with waste materials, especially hazardous ones, in a refinery.
  • relativity of knowledge — the theory that all knowledge is relative to the mind, or that things can be known only through their effects on the mind, and that consequently there can be no knowledge of reality as it is in itself
  • 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.
  • 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
  • route of administration — A route of administration is the means by which a drug or agent enters the body, such as by mouth or by injection.
  • rsa data security, inc. — (cryptography, company)   (After Rivest, Shamir, Adleman - see RSA) A recognised world leader in cryptography, with millions of copies of its software encryption and authentication installed and in use worldwide. RSA's technologies are the global de facto standard for public key cryptography and digital signatures, and are part of existing and proposed standards for the Internet, ITU-T, ISO, ANSI, PKCS, IEEE and business and financial networks around the world.
  • saddle block anesthesia — a form of spinal anesthesia that produces loss of sensation in the buttocks, perineum, and inner thighs.
  • sb doesn't miss a trick — If you say that someone does not miss a trick, you mean that they always know what is happening and take advantage of every situation.
  • scientific data systems — (company)   (SDS) The company that produced the SDS 940 (later renamed XDS 940). Around 1968 Xerox bought out SDS and renamed the SDS machines to XDS.
  • security association id — (networking)   (SAID) A 32-bit field added to packet headers for encryption and authentication in the proposed Internet Protocol Version 6.
  • severinus de monzambano — Samuel von [zah-moo-uh l fuh n] /ˈzɑ mu əl fən/ (Show IPA), ("Severinus de Monzambano") 1632–94, German jurist and historian.
  • sheltered accommodation — housing specially designed to provide a safe environment for the elderly, handicapped, or disabled, often with some shared facilities and a caretaker
  • short-billed marsh wren — sedge wren.
  • sidewalk superintendent — a bystander who watches the building, demolition, repair, or other work being done at a construction site.
  • sierra madre occidental — the system of mountains in the west of Mexico
  • social education centre — a daycentre, run by a local authority, for people with learning disabilities and sometimes also for people who have physical disabilities or are mentally ill
  • 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).
  • spigot and socket joint — a joint between two pipes using male and female parts
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