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19-letter words containing o, i, r, e, a

  • 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.
  • pastoral counseling — the use of psychotherapeutic techniques by trained members of the clergy to assist parishioners who seek help for personal or emotional problems.
  • pattern recognition — the automated identification of shapes or forms or patterns of speech.
  • paumotu archipelago — Tuamotu Archipelago.
  • pedestrian crossing — place to cross road
  • perfoliate bellwort — a slender plant, Uvularia perfoliata, of the lily family, of eastern North America, having pale yellow, bell-shaped flowers.
  • performance anxiety — the stage fright that a person feels when they are about to perform (a play, piece of music etc) in front of an audience
  • performance figures — the statistics that indicate how well or badly a company or organization has performed
  • periodontal disease — any of various mixed bacterial infections that affect the soft tissues and bones supporting the teeth.
  • peritoneal dialysis — a form of dialysis in which the peritoneum is used as an autogenous semipermeable membrane
  • peroxysulfuric acid — persulfuric acid (def 1).
  • 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 belongings — possessions; things that belong to someone
  • personal stationery — headed notepaper
  • 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.
  • pileated woodpecker — a large, black-and-white American woodpecker, Dryocopus pileatus, having a prominent red crest.
  • pilgrimage of grace — a rebellion in 1536 in N England against the Reformation and Henry VIII's government
  • 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
  • pirates of penzance — an operetta (1879) by Sir William S. Gilbert and Sir Arthur Sullivan.
  • pistachio ice cream — ice cream flavoured with pistachios
  • planning permission — In Britain, planning permission is official permission that you must get from the local authority before building something new or adding something to an existing building.
  • 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.
  • 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)
  • 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 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
  • 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 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.
  • 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
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