19-letter words containing a, n, t, i, p, o
- phthalocyanine blue — a pigment used in painting, derived from copper phthalocyanine and characterized chiefly by its brilliant, dark-blue color and by permanence.
- piece of the action — the process or state of acting or of being active: The machine is not in action now.
- pirates of penzance — an operetta (1879) by Sir William S. Gilbert and Sir Arthur Sullivan.
- pistol-handle knife — a table knife, especially of the 18th century, having a slightly curved handle resembling the grip of a flintlock pistol.
- plastic deformation — In plastic deformation a material changes shape when a stress is applied to it and does not go back to its original state when the stress is removed.
- pneumatic conveying — Pneumatic conveying is the movement of powdered or granulated solids using air.
- pneumogastric nerve — the vagus nerve.
- pocket-handkerchief — handkerchief (def 1).
- poincare conjecture — Mathematics. the question of whether a compact, simply connected three-dimensional manifold is topologically equivalent to a three-dimensional sphere.
- point the finger at — to accuse or blame
- pointe-aux-trembles — a city in S Quebec, in E Canada, N of Montreal, on the St. Lawrence.
- political scientist — A political scientist is someone who studies, writes, or lectures about political science.
- political-scientist — a social science dealing with political institutions and with the principles and conduct of government.
- polyclonal antibody — a mixture of antibodies of different specificities, as in the serum of a person immunized to various antigens.
- popular sovereignty — the doctrine that sovereign power is vested in the people and that those chosen to govern, as trustees of such power, must exercise it in conformity with the general will.
- population genetics — the branch of genetics concerned with the hereditary makeup of populations.
- population pressure — the force exerted by a growing population upon its environment, resulting in dispersal or reduction of the population.
- port jackson willow — an Australian acacia tree, Acacia cyanophylla, introduced in the 19th century into South Africa, where it is now regarded as a pest
- portuguese-speaking — being a speaker of Portuguese; having Portuguese as the national language
- positional notation — a type of numeration in which the position of a digit affects its value.
- post-and-rail fence — a fence constructed of upright wooden posts with horizontal timber slotted through it
- postage and packing — the cost of packing and mailing an item bought by post
- postal savings bank — any of the savings banks formerly operated by local post offices and limited to small accounts.
- postsynchronization — the process of adding sound, such as dubbing, to a film or video after shooting or videotaping is completed
- posttranscriptional — Genetics, Biochemistry. occurring after the formation of RNA from DNA but before the RNA strand leaves the nucleus.
- potassium carbonate — a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.
- preferential voting — a system of voting designed to permit the voter to indicate an order of preference for the candidates on the ballot.
- preproduction trial — a trial to test a prototype of a product before the product goes into full-scale production
- prescription charge — a charge, set by the government, to be paid by a patient for medicines
- presentation skills — the set of techniques and skills required successfully to present oral information to others
- presumption of fact — a presumption based on experience or knowledge of the relationship between a known fact and a fact inferred from it.
- primary containment — Primary containment is the main means of preventing leaks and spills using equipment in direct content with the oil or gas being stored or transported.
- private prosecution — a prosecution started by a private individual rather than by the police
- privatization issue — an issue of shares available for purchase by members of the public when a publicly owned organization is transferred to the private sector
- production platform — offshore power station
- professionalization — to give a professional character or status to; make into or establish as a profession.
- propositional logic — (logic) (or "propositional calculus") A system of symbolic logic using symbols to stand for whole propositions and logical connectives. Propositional logic only considers whether a proposition is true or false. In contrast to predicate logic, it does not consider the internal structure of propositions.
- protease inhibitors — a drug that inhibits the action of protease, especially any of a class of antiviral drugs that prevent the cleavage and replication of HIV proteins.
- proto-indo-european — the unattested prehistoric parent language of the Indo-European languages; Indo-European.
- proton-proton chain — a series of thermonuclear reactions, responsible for the energy production in stars like the sun, in which the nuclei of hydrogen atoms are transformed into helium nuclei by sequential addition of single hydrogen nuclei.
- pseudo-conservative — disposed to preserve existing conditions, institutions, etc., or to restore traditional ones, and to limit change.
- pseudo-experimental — pertaining to, derived from, or founded on experiment: an experimental science.
- pseudo-intellectual — a person exhibiting intellectual pretensions that have no basis in sound scholarship.
- pseudo-intransitive — denoting an occurrence of a normally transitive verb in which a direct object is not explicitly stated or forms the subject of the sentence, as in Margaret is cooking or these apples cook well
- psychotechnological — of or relating to psychotechnology
- put a figure on sth — When you put a figure on an amount, you say exactly how much it is.
- put one's back into — to devote all one's strength to (a task)
- put sth into action — If you put an idea or policy into action, you begin to use it or cause it to operate.
- pyrenees-orientales — a department in S France. 1600 sq. mi. (4145 sq. km). Capital: Perpignan.
- quick on the uptake — You say that someone is quick on the uptake when they understand things quickly. You say that someone is slow on the uptake when they have difficulty understanding simple or obvious things.