19-letter words containing p, y
- leukoencephalopathy — (medicine) Any disease that effects the white matter of the brain.
- level playing field — a state of equality; an equal opportunity.
- life-support system — A life-support system is the same as a life-support machine.
- lipopolysaccharides — Plural form of lipopolysaccharide.
- lobby correspondent — a political correspondent who reports from parliament
- longitudinal parity — (storage, communications) An extra byte (or word) appended to a block of data in order to reveal corruption of the data. Bit n of this byte indicates whether there was an even or odd number of "1" bits in bit position n of the bytes in the block. The parity byte is computed by XORing the data bytes in the block. Longitudinal parity allows single bit errors to be detected.
- lose no opportunity — If you say that someone loses no opportunity to do or say a particular thing, you are emphasizing that they do it or say it whenever it is possible.
- lupus erythematosus — any of several autoimmune diseases, especially systemic lupus erythematosus, characterized by red, scaly skin patches.
- lymphoproliferation — (medicine) the excessive production of lymphocytes.
- lymphoproliferative — Characterized by lymphoproliferation.
- mayor of the palace — one of a line of hereditary administrative lieutenants to the Merovingian kings who eventually took over royal function and title in the Frankish kingdoms; a palatine.
- medroxyprogesterone — a progesterone derivative, C 2 4 H 3 4 O 4 , used in the treatment of abnormal uterine bleeding and secondary amenorrhea, as a contraceptive of long duration, and in the treatment of certain cancers.
- 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
- mutual fund company — a company that sells and manages mutual funds
- nasty piece of work — malicious person
- neuropathologically — In a neuropathologic way.
- neuropsychodynamics — The theoretical synthesis of neuroscience and psychodynamics.
- new economic policy — (in the Soviet Union) a program in effect from 1921 to 1928, reviving the wage system and private ownership of some factories and businesses, and abandoning grain requisitions.
- newcastle upon tyne — 1st Duke of, Pelham-Holles, Thomas.
- 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.
- nonthrombocytopenic — Not thrombocytopenic.
- north new hyde park — a town on W Long Island, in SE New York.
- on an empty stomach — If you do something on an empty stomach, you do it without having eaten.
- 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.
- open someone's eyes — to make someone aware of the facts, real reasons, etc.
- 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
- outplacement agency — an agency that provides counselling and careers advice, esp to redundant executives, which is paid for by their previous employer
- 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.
- papal infallibility — the dogma that the pope cannot err in a solemn teaching addressed to the whole church on a matter of faith or morals.
- 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.