18-letter words containing a, n, i, c, u
- pernicious anaemia — Pernicious anaemia is a very severe blood disease.
- personal insurance — insurance on personal risk, such as car insurance, health insurance or loss of earnings insurance
- phoenician juniper — a type of juniper that is found in the Mediterranean region
- physical education — systematic instruction in sports, exercises, and hygiene given as part of a school or college program.
- pitch-and-run shot — chip shot.
- pleasure principle — an automatic mental drive or instinct seeking to avoid pain and to obtain pleasure.
- plenary indulgence — a remission of the total temporal punishment that is still due to sin after absolution. Compare indulgence (def 6).
- pneumatic conveyor — a tube through which powdered or granular material, such as cement, grain, etc is transported by a flow of air
- political question — a question regarded by the courts as being a matter to be determined by another department of government rather than of law and therefore one with which they will not deal, as the recognition of a foreign state.
- population balance — A population balance is a model showing particle sizes during a grinding process, which is used when designing a process.
- population control — a policy of attempting to limit the growth in numbers of a population, esp in poor or densely populated parts of the world, by programmes of contraception or sterilization
- porcupine anteater — an echidna or spiny anteater.
- portal circulation — blood flow in a portal system.
- principal argument — the radian measure of the argument between −π and π of a complex number. Compare argument (def 8c).
- procrustean string — (programming) A fixed-length string. If a string value is too long for the allocated space, it is truncated to fit; and if it is shorter, the empty space is padded, usually with space characters. This is an allusion to Procrustes, a legendary robber of ancient Attica. He bound his victims to a bed, and if they were shorter than the bed, he stretched their limbs until they would fit; if their limbs were longer, he lopped them off.
- production company — an organization which produces, films, plays, television or radio programmes
- production manager — a supervisor of the budget, crew and other details in the production of a film or play
- property insurance — insurance coverage for land and housing
- protocol data unit — (PDU) A packet of data passed across a network. The term implies a specific layer of the OSI seven layer model and a specific protocol.
- provincial council — (formerly) a council administering any of the New Zealand provinces
- pseudo-anarchistic — a person who advocates or believes in anarchy or anarchism.
- pseudoappendicitis — inflammation of the vermiform appendix.
- pseudointellectual — a person exhibiting intellectual pretensions that have no basis in sound scholarship.
- public corporation — a corporation, owned and operated by a government, established for the administration of certain public programs.
- public examination — an examination, such as a GCSE exam, that is set by a central examining board
- publicity campaign — an effort to convey information to the public
- publishing company — a firm which publishes books
- pulmonic airstream — a current of lung air set in motion by the respiratory muscles in the production of speech.
- purchasing officer — the member of staff in an organization who is responsible for buying goods or products
- puvis de chavannes — Puvis de [py-vee duh] /püˈvi də/ (Show IPA), Puvis de Chavannes, Pierre.
- quadratic equation — an equation containing a single variable of degree 2. Its general form is ax 2 + bx + c = 0, where x is the variable and a, b, and c are constants (a ≠ 0).
- quality controller — a person responsible for checking that the goods or services produced by an organization are of an acceptable standard
- quantum efficiency — the number of electrons released by a photocell per photon of incident radiation of a given energy
- quantum statistics — the branch of statistical mechanics that incorporates quantum mechanics.
- quinacrine mustard — a nitrogen mustard derived from mepacrine and used as a stain for chromosomes
- quite the contrary — not at all, the very opposite
- radiocommunication — communication by means of radio waves
- reciprocating pump — A reciprocating pump is a pump which uses a backward and forward movement to move a fluid.
- recruitment agency — company that places job candidates
- reduction strategy — (theory) An algorithm for deciding which redex(es) to reduce next. Different strategies have different termination properties in the presence of recursive functions or values. See string reduction, normal order reduction, applicative order reduction, parallel reduction
- reinsurance treaty — A reinsurance treaty is a contract that defines the terms of reinsurance business.
- relative frequency — the ratio of the number of times an event occurs to the number of occasions on which it might occur in the same period.
- renter's insurance — Renter's insurance is insurance for renters to insure their property against loss.
- resurrection plant — a desert plant, Selaginella lepidophylla, occurring from Texas to South America, having stems that curl inward when dry.
- resuscitation room — an intensive care unit
- roman architecture — buildings in style of ancient Rome
- running commentary — non-stop description of sth
- rural municipality — any lightly settled area in Canada lacking a local elected government and administered directly by a provincial government.
- saint vitus' dance — chorea (def 2).
- sampling frequency — sample rate