19-letter words containing p, a, r, y
- mercury-vapour lamp — a lamp in which an electric discharge through a low pressure of mercury vapour is used to produce a greenish-blue light. It is used for street lighting and is also a source of ultraviolet radiation
- metropolitan county — (in England) any of the six conurbations established as administrative units in the new local government system in 1974; the metropolitan county councils were abolished in 1986
- midafternoon prayer — the fifth of the seven canonical hours; none
- military pentathlon — an athletic contest comprising five different events, a 300-meter freestyle swim, a 4000-meter cross-country run, a 5000-meter equestrian steeplechase, épée fencing, and pistol target-shooting at 25 meters, the winner being the contestant with the highest total score.
- missionary position — a position for sexual intercourse in which the couple lies face to face with the male on top.
- molar heat capacity — the heat capacity of one mole of a substance.
- mucopolysaccharides — Plural form of mucopolysaccharide.
- multiple-entry visa — a visa that permits the holder to enter a country several times
- nasty piece of work — malicious person
- neuropathologically — In a neuropathologic way.
- neuropsychodynamics — The theoretical synthesis of neuroscience and psychodynamics.
- nine plus two array — the arrangement of microtubules in a flagellum or cilium, consisting of a ring of nine evenly spaced couplets surrounding two central singlets. Symbol: 9 + 2.
- nonplayer character — a character in a tabletop role-playing game who is controlled by the Game Master.
- nonproprietary drug — A nonproprietary drug is a generic drug that is essentially similar to a drug with a brand name.
- north new hyde park — a town on W Long Island, in SE New York.
- one's pride and joy — Someone or something that is your pride and joy is very important to you and makes you feel very happy.
- ordnance survey map — An Ordnance Survey map is a detailed map produced by the British or Irish government map-making organization.
- orthopaedic surgery — surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- 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.
- palisade parenchyma — the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis.
- palomar observatory — an astronomical observatory situated on Palomar Mountain in S California, having a 200-inch (508-cm) reflecting telescope and a 48-inch (122-cm) Schmidt telescope.
- 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.
- parliamentary agent — (in Britain) a person who is employed to manage the parliamentary business of a private group
- parthenogenetically — development of an egg without fertilization.
- participatory sport — a sport in which people take part, (as opposed to a spectator sport)
- 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.
- party-column ballot — Indiana ballot.
- pecuniary advantage — financial advantage that is dishonestly obtained by deception and that constitutes a criminal offence
- peninsular malaysia — part of Malaysia, on the Malay Peninsula: consists of the former Federated Malay States, the former Unfederated Malay States, and the former Straits Settlements. Capital: Kuala Lumpur. Pop: 17 144 322 (2000). Area: 131 587 sq km (50 806 sq miles)
- 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
- peritoneal dialysis — a form of dialysis in which the peritoneum is used as an autogenous semipermeable membrane
- permanent secretary — the senior civil servant responsible for running a government ministry
- peroxysulfuric acid — persulfuric acid (def 1).
- perpetual inventory — a form of stock control in which running records are kept of all acquisitions and disposals
- personal stationery — headed notepaper
- 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.
- philadelphia lawyer — a lawyer of outstanding ability at exploiting legal fine points and technicalities.
- photographic memory — total recall
- photopolymerization — polymerization induced by light.
- physical addressing — (networking) The low level addressing scheme used on Ethernet. The 48-bit destination Ethernet address in a packet is compared with the receiving node's Ethernet address. Compare IP address.
- physical impairment — A physical impairment is a condition in which a part of a person's body is damaged or is not working properly.
- physically impaired — with reduced or weakened physical capacity
- 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.
- 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.
- polycarboxylic acid — a type of carboxylic acid containing two or more carboxyl groups