22-letter words containing a, d, p, o
- portable standard lisp — (language) (PSL) A dialect of Lisp from Utah University. PSL is available as a kit for 68000 and also runs on VAX. It compiles Lisp to C-code virtual machine language.
- post office department — former name of United States Postal Service.
- potassium ferricyanide — a bright-red, crystalline, water-soluble, poisonous solid, K 3 Fe(CN) 6 , used chiefly in the manufacture of pigments, as Prussian blue, and of paper, especially blueprint paper.
- potassium ferrocyanide — a lemon-yellow, crystalline, water-soluble solid, K 4 Fe(CN) 6 ⋅3H 2 O, used chiefly in casehardening alloys having an iron base and in dyeing wool and silk.
- potassium-argon dating — a method for estimating the age of a mineral or rock, based on measurement of the rate of decay of radioactive potassium into argon.
- preestablished harmony — (in the philosophy of Leibnitz) synchronous operation of all monads, since their simultaneous creation, in accordance with the preexisting plan of God.
- primate of all england — a title of the archbishop of Canterbury.
- prince of wales island — the largest island in the Alexander Archipelago, in SE Alaska. 1500 sq. mi. (3990 sq. km).
- principal ideal domain — a commutative integral domain with multiplicative identity in which every ideal is principal.
- procurement department — the department of (a company, organization, etc) responsible for purchasing and buying
- productivity agreement — an agreement 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
- programmed instruction — a progressively monitored, step-by-step teaching method, employing small units of information or learning material and frequent testing, whereby the student must complete or pass one stage before moving on to the next.
- propositional attitude — a relation between a person and a proposition, such as belief, desire, intention, etc
- public domain software — public domain
- public limited company — A public limited company is the same as a public company. The abbreviation plc is used after such companies' names.
- pure food and drug act — a law passed in 1906 to remove harmful and misrepresented foods and drugs from the market and regulate the manufacture and sale of drugs and food involved in interstate trade.
- rapid deployment force — a U.S. military organization consisting of one Marine division and four Army divisions, established in 1979 to respond quickly to any distant threat to national interests.
- received pronunciation — the pronunciation of British English considered to have the widest geographical distribution and the fewest regional peculiarities, originally the pronunciation of educated speakers in southern England and traditionally that used in the public schools and at Oxford and Cambridge universities, adopted by many speakers elsewhere in England and widely used in broadcasting. Abbreviation: RP.
- reliable data protocol — (protocol) (RDP) A protocol designed to provide a reliable data transport service for packet-based applications such as remote loading and debugging. RDP is intended to be simple to implement but still be efficient in environments where there may be long transmission delays and loss or non-sequential delivery of message segments. RDP is defined in RFC 908.
- reproductive isolation — the conditions, as physiological or behavioral differences or geographical barriers, that prevent potentially interbreeding populations from cross-fertilization.
- respond to a complaint — If you respond to a complaint, you answer a customer who expressed their dissatisfaction with something.
- rheumatoid spondylitis — ankylosing spondylitis.
- santiago de compostela — a city in and the capital of Chile, in the central part.
- scissors-and-paste job — if you describe a piece of work as a scissors and paste job, you mean that it has been mechanically compiled, as if by simply cutting and pasting different parts to make a new whole
- secondary spermatocyte — See under spermatocyte.
- side-impact protection — a device that is intended to protect a car and its passengers in the event of a collision at the side
- sleeping accommodation — place where people can sleep
- solomon islands pidgin — the variety of Neo-Melanesian spoken in the Solomon Islands and neighbouring islands
- split-dollar insurance — life insurance in which someone helps pay the premiums for another, as when an employer contributes to the premiums of an employee's policy.
- st-pierre and miquelon — group of islands in the Atlantic, south of Newfoundland, constituting a political unit of France: includes the islands of St-Pierre (c. 10 sq mi, 26 sq km) & Miquelon & several islets: 93 sq mi (241 sq km); pop. 6,000
- structured programming — the design and coding of programs by a methodology (top-down) that successively breaks problems into smaller, nested subunits.
- supreme judicial court — (often initial capital letters) the highest court in some states, as Massachusetts and Maine.
- tapered roller bearing — a rolling bearing that uses tapered rollers running in coned races and is able to accept axial thrust as well as providing shaft location
- targa graphics adaptor — (graphics, file format) (TGA) The Truevision Targa Graphics Adaptor file format. The TGA format is a common bitmap file format for storage of 24-bit images. It supports colourmaps, alpha channels, compression and comments. More information is available from Truevision and The Graphics File Format Page.
- the (great) depression — the period of economic depression which began in 1929 and lasted through most of the 1930s
- the great leap forward — the attempt by the People's Republic of China in 1959–60 to solve the country's economic problems by labour-intensive industrialization
- the medical profession — the occupation of working as a doctor of medicine
- to drop someone a line — If you drop someone a line, you write to them.
- to open the floodgates — If events open the floodgates to something, they make it possible for that thing to happen much more often or much more seriously than before.
- to overplay one's hand — If someone overplays their hand, they act more confidently than they should because they believe that they are in a stronger position than they actually are.
- to play fast and loose — If you say that someone is playing fast and loose, you are expressing disapproval of them for behaving in a deceitful, immoral, or irresponsible way.
- to swallow one's pride — If you swallow your pride, you decide to do something even though you think it will cause you to lose some respect.
- torpedo-boat destroyer — a vessel somewhat larger than the ordinary torpedo boat, designed for destroying torpedo boats or as a more powerful form of torpedo boat.
- trade descriptions act — In Britain, the Trade Descriptions Act or the Trades Descriptions Act is a law designed to prevent companies from presenting their goods or services in a dishonest or misleading way.
- united empire loyalist — any of the American colonists who settled in Canada during or after the War of American Independence because of loyalty to the British Crown
- universal product code — a bar code that indicates price, product classification, etc., and can be read electronically, as at checkout counters in supermarkets. Abbreviation: UPC.
- unprofessional conduct — activity that is contrary to the accepted code of conduct of a profession
- unsaturated production — Unsaturated production is the production of smaller, unsaturated hydrocarbons from saturated hydrocarbons, for example producing alkenes such as ethane and propene.
- urban development zone — an area that is designated as being a site for urban development
- user datagram protocol — (protocol) (UDP) Internet standard network layer, transport layer and session layer protocols which provide simple but unreliable datagram services. UDP is defined in STD 6, RFC 768. It adds a checksum and additional process-to-process addressing information [to what?]. UDP is a connectionless protocol which, like TCP, is layered on top of IP. UDP neither guarantees delivery nor does it require a connection. As a result it is lightweight and efficient, but all error processing and retransmission must be taken care of by the application program.