19-letter words containing a, e, r, o, p, h
- north pacific ocean — the northern part of the Pacific Ocean, extending from the equator to the Arctic Ocean.
- not worth a crumpet — utterly worthless
- old english pattern — a spoon pattern having a stem curving backward at the end.
- open-hearth furnace — a process of steelmaking in which the charge is laid in a furnace (open-hearth furnace) on a shallow hearth and heated directly by burning gas as well as radiatively by the furnace walls.
- open-hearth process — a process of steelmaking in which the charge is laid in a furnace (open-hearth furnace) on a shallow hearth and heated directly by burning gas as well as radiatively by the furnace walls.
- operations research — the analysis, usually involving mathematical treatment, of a process, problem, or operation to determine its purpose and effectiveness and to gain maximum efficiency.
- orthopaedic surgeon — a surgeon specializing in the branch of surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- orthopaedic surgery — surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- overhead projection — the projection (using an overhead projector) of an enlarged image of a transparency onto a surface above and behind the person using it
- overplay one's hand — If you say that someone is overplaying something such as a problem, you mean that they are making it seem more important than it really is.
- paleoanthropologist — the study of the origins and predecessors of the present human species, using fossils and other remains.
- paradichlorobenzene — a white, crystalline, volatile, water-insoluble solid, C 6 H 4 Cl 2 , of the benzene series, having a penetrating odor: used chiefly as a moth repellent.
- parasympathomimetic — having an effect similar to that produced when the parasympathetic nervous system is stimulated
- parathyroid extract — an aqueous preparation obtained from the parathyroid gland of cattle, used in medicine chiefly in cases of parathyroid deficiency and in veterinary medicine in the treatment of tetanic convulsions.
- parathyroid hormone — a polypeptide hormone, produced in the parathyroid glands, that helps regulate the blood levels of calcium and phosphate. Abbreviation: PTH.
- parthenogenetically — development of an egg without fertilization.
- particle technology — Particle technology is knowledge and study which relates to particles, and is used in industry.
- parting of the ways — When there is a parting of the ways, two or more people or groups of people stop working together or travelling together.
- paumotu archipelago — Tuamotu Archipelago.
- phenanthrenequinone — a yellowish-orange, crystalline, water-insoluble solid, C 1 4 H 8 O 2 , used chiefly in organic synthesis and the manufacture of dyes.
- phenylpropanolamine — a substance, C 9 H 1 3 NO, related to ephedrine and amphetamine, available in various popular nonprescription diet aids as an appetite suppressant.
- phenylthiocarbamide — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- photodisintegration — the disintegration of a nucleus, induced by its absorption of a photon.
- photographic memory — total recall
- photopolymerization — polymerization induced by light.
- photoreconnaissance — reconnaissance using aerial photography.
- pillars of hercules — the two promontories at the E end of the Strait of Gibraltar: the Rock of Gibraltar on the European side and the Jebel Musa on the African side; according to legend, formed by Hercules
- pistachio ice cream — ice cream flavoured with pistachios
- play to the gallery — a raised area, often having a stepped or sloping floor, in a theater, church, or other public building to accommodate spectators, exhibits, etc.
- pneumoencephalogram — an encephalogram made after the replacement of the cerebrospinal fluid by air or gas, rarely used since the development of the CAT scanner.
- pocket-handkerchief — handkerchief (def 1).
- point the finger at — to accuse or blame
- police headquarters — building where police are stationed
- political geography — the branch of human geography that deals with the relationship between political processes and spatial structures (regions, territories, etc)
- potassium hydroxide — a white, deliquescent, water-soluble solid, KOH, usually in the form of lumps, sticks, or pellets, that upon solution in water generates heat: used chiefly in the manufacture of soap, as a laboratory reagent, and as a caustic.
- preach to the choir — to express an opinion to someone who is already in agreement with it
- prescription charge — a charge, set by the government, to be paid by a patient for medicines
- professional school — a postgraduate school or college which trains students for a particular profession
- programmer's switch — (hardware) A button on the front of some Apple Macintosh computers which, when pressed, causes a command line prompt to appear. This gives access to the built-in mini-debugger, which has commands to dump memory, return to the application that was broken out, and others. A more sophisticated debugger must be installed in order to inspect breakpoints, etc.
- 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.
- pseudo-biographical — of or relating to a person's life: He's gathering biographical data for his book on Milton.
- pseudohermaphrodite — an individual having internal reproductive organs of one sex and external sexual characteristics resembling those of the other sex or being ambiguous in nature. Compare hermaphrodite (def 1).
- psychrometric chart — a chart for calculating values of relative humidity, absolute humidity, and dew point from psychrometer readings.
- puerperal psychosis — a mental disorder sometimes occurring in women after childbirth, characterized by deep depression, delusions of the child's death, and homicidal feelings towards the child
- pugwash conferences — international peace conferences of scientists held regularly to discuss world problems: Nobel peace prize 1995 awarded to Joseph Rotblat (1908–2005) , one of the founders of the conferences, secretary-general (1957–73), and president (1988–97)
- put a figure on sth — When you put a figure on an amount, you say exactly how much it is.
- pyorrhea alveolaris — a chronic periodontitis of the gums and tooth sockets, characterized by the formation of pus and, usually, by loosening of the teeth
- pyorrhea-alveolaris — Pathology. a discharge of pus.
- pythagoras' theorem — (spelling) It's Pythagoras's Theorem.
- pythagorean theorem — Pythagoras's Theorem