22-letter words containing m, a, c, n
- pneumocystis pneumonia — a pulmonary infection caused by the protozoan Pneumocystis carinii, occurring as an opportunistic disease in persons with impaired immune systems, as AIDS victims. Abbreviation: PCP.
- poor richard's almanac — an almanac (1732–58) written and published by Benjamin Franklin.
- 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.
- preventive maintenance — (PM) To bring down a machine for inspection or test purposes. See provocative maintenance, scratch monkey.
- primary rate interface — (PRI) A type of ISDN connection. In North America and Japan, this consists of 24 channels, usually divided into 23 B channels and 1 D channel, and runs over the same physical interface as T1. Elsewhere the PRI has 31 user channels, usually divided into 30 B channels and 1 D channel and is based on the E1 interface. PRI is typically used for connections such as one between a PBX (private branch exchange, a telephone exchange operated by the customer of a telephone company) and a CO (central office, of the telephone company) or IXC (inter exchange carrier, a long distance telephone company).
- principal ideal domain — a commutative integral domain with multiplicative identity in which every ideal is principal.
- private-equity company — an organization that uses private equity to gain control of and manage companies
- process cinematography — cinematography in which the main or foreground action or scene is superimposed on or combined with simulated or separately filmed background action or scenery to produce special visual effects.
- 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.
- 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.
- pulmonary tuberculosis — tuberculosis of the lungs.
- punctuated equilibrium — theory of, Biology. a hypothesis holding that the evolution of species proceeds in a characteristic pattern of relative stability for long periods of time interspersed with much shorter periods during which many species become extinct and new species emerge. Also called punctuationalism. Compare gradualism (def 3).
- quantum chromodynamics — a quantum field theory that describes quarks and gluons and their interactions, with the color of the quarks playing a role analogous to that of electric charge. Abbreviation: QCD. Also called chromodynamics. Compare color (def 18).
- range of accommodation — the range of distance over which an object can be accurately focused on the retina by accommodation of the eye.
- 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.
- read someone a lecture — to scold or reprimand someone
- recruitment consultant — A recruitment consultant is a person or service that helps professional people to find work by introducing them to potential employers.
- rejoice in the name of — If you say that a person or thing rejoices in the name of something, you mean that they have a silly or amusing name.
- reliable communication — (communications) Communication where messages are guaranteed to reach their destination complete and uncorrupted and in the order they were sent. This reliability can be built on top of an unreliable protocol by adding sequencing information and some kind of checksum or cyclic redundancy check to each message or packet. If the communication fails, the sender will be notified. Transmission Control Protocol is a reliable protocol used on Ethernet.
- remote reference layer — (protocol) (RRL) Part of Java's Remote Method Invocation protocol. RRL exists in both the RMI client and server. It is used by the stub or skeleton protocol layer and uses the transport layer. RRL is reponsible for transport-independent functioning of RMI, such as connection management or unicast/multicast object invocation.
- replacement cost basis — Replacement cost basis is a method of valuing insured property in which the cost of replacing property is calculated without a reduction for depreciation.
- research establishment — an establishment or institution where research or investigation into a subject, topic, etc, can be conducted
- research systems, inc. — (RSI) Distributors of Interactive Data Language (IDL).
- resistance thermometer — an instrument for measuring the temperature of a metal, utilizing the principle that the electrical resistance of the metal varies with the temperature.
- respond to a complaint — If you respond to a complaint, you answer a customer who expressed their dissatisfaction with something.
- reverse discrimination — the unfair treatment of members of majority groups resulting from preferential policies, as in college admissions or employment, intended to remedy earlier discrimination against minorities.
- rocky mountain bighorn — bighorn.
- rocky mountain juniper — a juniper, Juniperus scopulorum, of western North America, that yields a soft, reddish wood used for making fences, pencils, etc., and that is also grown as an ornamental.
- rocky mountain oysters — mountain oyster.
- sales force automation — (business) (Sales Automation, SFA, SFFA, Sales & Field Force Automation) Software to support sales reps. The software gives sales representitives access to contacts, appointments and e-mail. It is likely to be integrated with Customer Relationship Management systems and Opportunity Management Systems.
- santiago de compostela — a city in and the capital of Chile, in the central part.
- scalable sampling rate — (compression, standard, algorithm) (SSR) See, e.g., MPEG-4 AAC SSR.
- scientific creationism — the belief that the account of creation in the early chapters of Genesis is scientifically as well as religiously valid and that it can be supported by scientific evidence apart from scriptural authority.
- secondary spermatocyte — See under spermatocyte.
- selective transmission — a transmission in which the available forward and reverse gears may be engaged in any order, without passing progressively through the different changes of gear.
- side-impact protection — a device that is intended to protect a car and its passengers in the event of a collision at the side
- simple harmonic motion — vibratory motion in a system in which the restoring force is proportional to the displacement from equilibrium. Abbreviation: S.H.M., s.h.m.
- simultaneous broadcast — a programme, etc, broadcast simultaneously on radio and television
- sir william blackstone — Sir William, 1723–80, English jurist and writer on law.
- sleeping accommodation — place where people can sleep
- social security number — A Social Security number is a nine digit number that is given to U.S. citizens and to people living in the U.S. You need it to get a job, collect Social Security benefits and receive some government services.
- somatic nervous system — the section of the nervous system responsible for sensation and control of the skeletal muscles
- special marine warning — a National Weather Service warning of high-wind conditions at sea that are expected to last for up to two hours, and generally result from convective storm systems, as thunderstorms or squall lines. Compare warning (def 3).
- spherical trigonometry — the branch of trigonometry that deals with spherical triangles.
- spontaneous combustion — the ignition of a substance or body from the rapid oxidation of its own constituents without heat from any external source.