23-letter words containing l, o
- 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
- photoelectric threshold — the minimum frequency or maximum wavelength of incident radiation necessary to release photons from a given surface.
- phyletic classification — classification of organisms based on their assumed evolutionary histories and relationships.
- physical memory address — physical address
- physiological phonetics — the branch of phonetics that deals with the motive processes, anatomical measurements, spirometric properties, muscle and membrane tone, and kinetic aspects of the production of speech and with related aspects of the reception of speech.
- 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.
- 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.
- 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 a part/play a role — If something or someone plays a part or plays a role in a situation, they are involved in it and have an effect on it.
- 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.
- point-to-point protocol — (communications, protocol) (PPP) The protocol defined in RFC 1661, the Internet standard for transmitting network layer datagrams (e.g. IP packets) over serial point-to-point links. PPP has a number of advantages over SLIP; it is designed to operate both over asynchronous connections and bit-oriented synchronous systems, it can configure connections to a remote network dynamically, and test that the link is usable. PPP can be configured to encapsulate different network layer protocols (such as IP, IPX, or AppleTalk) by using the appropriate Network Control Protocol (NCP).
- polish lowland sheepdog — a strongly-built medium-sized sheepdog of a Polish breed with a long thick shaggy coat that covers the eyes
- 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.
- polybrominated biphenyl — PBB.
- polymethyl methacrylate — polymerized methyl methacrylate.
- polytetrafluoroethylene — any polymer, plastic, or resin having the formula (C 2 F 4) n , prepared from tetrafluoroethylene, noted for its slippery, nonsticking properties, and used in the manufacture of gaskets, electrical insulation, tubing, candy molds, container linings, frying-pan coatings, etc.
- polyvinylidene chloride — a polymer of vinylidene chloride, used chiefly in the manufacture of saran.
- 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.
- precautionary principle — the precept that an action should not be taken if the consequences are uncertain and potentially dangerous
- 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.
- price escalation clause — a clause in a contract allowing the seller to raise prices if the cost of inputs increases
- 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
- probabilistic automaton — nondeterministic automaton
- 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
- 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.
- public enemy number one — (not in official use) a criminal at the top of the FBI's list of the ten most wanted criminals.
- public sector borrowing — government borrowing to fund the public sector
- public-key cryptography — public-key encryption
- 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.
- put in a false position — to cause misunderstanding of the intentions, opinions, etc. of
- quantum electrodynamics — the quantum field theory that deals with the electromagnetic field and its interaction with electrons and positrons. Abbreviation: QED.
- quantum flavourdynamics — a gauge theory of the electromagnetic and weak interactions
- 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)
- 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.
- 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
- regressive assimilation — assimilation in which a following sound has an effect on a preceding one, as in pronouncing have in have to as [haf] /hæf/ (Show IPA) influenced by the voiceless (t) in to.
- 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
- 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.