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19-letter words containing p, e, a, c, l

  • leisure occupations — activities which you enjoy and which you perform in your free time
  • leukoencephalopathy — (medicine) Any disease that effects the white matter of the brain.
  • linear independence — (in linear algebra) the property of a set of elements in a vector space in which none of the vectors can be written as a linear combination of the others.
  • lipopolysaccharides — Plural form of lipopolysaccharide.
  • maestro di cappella — a person in charge of an orchestra, esp a private one attached to the palace of a prince in Italy during the baroque period
  • magnetic north pole — the point on Earth to where a compass needle points, and which is situated near the geographic North Pole. However, with time, the exact location can vary.
  • male chauvinist pig — male chauvinist.
  • manned space flight — space travel in vehicles with a human crew
  • 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.
  • meningoencephalitic — Relating to meningoencephalitis.
  • meningoencephalitis — Inflammation of the membranes of the brain and the adjoining cerebral tissue.
  • 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
  • middle palaeolithic — the period between the Lower and the Upper Palaeolithic, usually taken as equivalent to the Mousterian
  • molar heat capacity — the heat capacity of one mole of a substance.
  • mordvinian republic — a constituent republic of W central Russia, in the middle Volga basin. Capital: Saransk. Pop: 888 700 (2002). Area: 26 200 sq km (10 110 sq miles)
  • mucopolysaccharides — Plural form of mucopolysaccharide.
  • multiplexor channel — (MPX) mainframe terminology for a slow peripheral device connection, e.g. for a printer, operator console, or card reader.
  • natural catastrophe — A natural catastrophe is an unexpected event, caused by nature, such as an earthquake or flood, in which there is a lot of suffering, damage, or death.
  • neuropathologically — In a neuropathologic way.
  • new zealand spinach — a plant, Tetragonia tetragonioides, of warm regions, cultivated for its edible leaves, eaten as a vegetable.
  • newcastle upon tyne — 1st Duke of, Pelham-Holles, Thomas.
  • newtonian telescope — a reflecting telescope in which a mirror or reflecting prism is mounted on the axis near the eyepiece so that the image may be viewed from outside the telescope tube at right angles to the axis.
  • nicolaus copernicus — Nicolaus [nik-uh-ley-uh s] /ˌnɪk əˈleɪ əs/ (Show IPA), (Mikolaj Kopernik) 1473–1543, Polish astronomer who promulgated the now accepted theory that the earth and the other planets move around the sun (the Copernican System)
  • nonplayer character — a character in a tabletop role-playing game who is controlled by the Game Master.
  • nuclear power plant — factory that generates atomic energy
  • occupational health — Occupational health is the branch of medicine that deals with the health of people in their workplace or in relation to their job.
  • oceanus procellarum — (Ocean of Storms) the largest dark plain on the face of the moon, in the second and third quadrants: about 2 million square miles (5.2 million sq. km).
  • open-angle glaucoma — Ophthalmology. abnormally high fluid pressure in the eye, most commonly caused either by blockage of the channel through which aqueous humor drains (open-angle glaucoma or chronic glaucoma) or by pressure of the iris against the lens, which traps the aqueous humor (angle-closure glaucoma or acute glaucoma)
  • optical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
  • optical mark reader — (hardware)   (OMR) A special scanning device that can read carefully placed pencil marks on specially designed documents. OMR is frequenty used in forms, questionnaires, and answer-sheets.
  • outplacement agency — an agency that provides counselling and careers advice, esp to redundant executives, which is paid for by their previous employer
  • 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.
  • 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.
  • parallactic ellipse — the apparent ellipse, as seen against the background of more distant stars, described annually by a nearby star because of the earth's orbital motion around the sun. Compare parallax (def 2).
  • parallel processing — extending in the same direction, equidistant at all points, and never converging or diverging: parallel rows of trees.
  • parallel projection — a projection from one plane to a second plane in which the lines joining points on the first plane and corresponding images are parallel.
  • parthenogenetically — development of an egg without fertilization.
  • particle dispersoid — A particle dispersoid is a suspension of solid particles in a gas.
  • particle kinematics — Particle kinematics is the study of the movement of particles, without considering the forces that cause this movement.
  • particle separation — a rule that moves the particle of a phrasal verb, thus deriving a sentence like He looked the answer up from a structure that also underlies He looked up the answer
  • particle technology — Particle technology is knowledge and study which relates to particles, and is used in industry.
  • particular negative — a proposition of the form “Some S is not P.” Symbol: O.
  • pastoral counseling — the use of psychotherapeutic techniques by trained members of the clergy to assist parishioners who seek help for personal or emotional problems.
  • paumotu archipelago — Tuamotu Archipelago.
  • peroxysulfuric acid — persulfuric acid (def 1).
  • personal watercraft — a jet-propelled boat ridden like a motorcycle.
  • 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.
  • phenylethyl alcohol — phenethyl alcohol.
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