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19-letter words containing o, p, i, a, t, e

  • peritoneal dialysis — a form of dialysis in which the peritoneum is used as an autogenous semipermeable membrane
  • perpetual adoration — uninterrupted adoration of the Blessed Sacrament.
  • perpetual inventory — a form of stock control in which running records are kept of all acquisitions and disposals
  • personal stationery — headed notepaper
  • phacoemulsification — the removal of a cataract by first liquefying the affected lens with ultrasonic vibrations and then extracting it by suction.
  • phakoemulsification — the removal of a cataract by first liquefying the affected lens with ultrasonic vibrations and then extracting it by suction.
  • 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.
  • 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.
  • photovoltaic effect — the phenomenon in which the incidence of light or other electromagnetic radiation upon the junction of two dissimilar materials, as a metal and a semiconductor, induces the generation of an electromotive force.
  • 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.
  • pileated woodpecker — a large, black-and-white American woodpecker, Dryocopus pileatus, having a prominent red crest.
  • pirates of penzance — an operetta (1879) by Sir William S. Gilbert and Sir Arthur Sullivan.
  • pistachio ice cream — ice cream flavoured with pistachios
  • 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.
  • play footsie (with) — to touch feet or rub knees (with) in a caressing way, as under the table
  • 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.
  • 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)
  • 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.
  • politically correct — marked by or adhering to a typically progressive orthodoxy on issues involving especially ethnicity, gender, sexual orientation, or ecology: The actor’s comment about unattractive women was not politically correct. The CEO feels that people who care about being politically correct are overly sensitive. Abbreviations: PC, P.C.
  • 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.
  • portuguese-speaking — being a speaker of Portuguese; having Portuguese as the national language
  • 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
  • posterior pituitary — a small, somewhat cherry-shaped double structure attached by a stalk to the base of the brain and constituting the master endocrine gland affecting all hormonal functions in the body, consisting of an anterior region ((anterior pituitary) or (adenohypophysis)) that develops embryonically from the roof of the mouth and that secretes growth hormone, LH, FSH, ACTH, TSH, and MSH, a posterior region ((posterior pituitary) or (neurohypophysis)) that develops from the back of the forebrain and that secretes the hormones vasopressin and oxytocin, and an intermediate part (pars intermedia) derived from the anterior region but joined to the posterior region, that secretes the hormone MSH in lower vertebrates.
  • potassium bisulfate — a colorless, crystalline, water-soluble solid, KHSO 4 , used chiefly in the conversion of tartrates to bitartrates.
  • potassium carbonate — a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.
  • 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.
  • potassium phosphate — any of the three orthophosphates of potassium ((potassium monophosphate) (K 2 HPO 4), (potassium diphosphate) (KH 2 PO 4), and (tripotassium phosphate) (K 3 PO 4) )
  • preach to the choir — to express an opinion to someone who is already in agreement with it
  • predicate objective — objective complement.
  • 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.
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