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18-letter words containing p, e

  • keep one's chin up — the lower extremity of the face, below the mouth.
  • keep one's hand in — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
  • keep your hair on! — keep calm
  • keep your shirt on — refrain from losing your temper (often used as an exhortation to another)
  • killer application — a highly innovative, very powerful, or extremely useful computer application; esp one sufficiently important as to justify purchase of the equipment or software
  • krause's corpuscle — any of numerous encapsulated nerve endings occurring in the skin and mucous membranes, functioning as sensory cold receptors.
  • lake pontchartrain — a shallow lagoon in SE Louisiana, linked with the Gulf of Mexico by a narrow channel, the Rigolets: resort and fishing centre. Area: 1620 sq km (625 sq miles)
  • landscape gardener — sb who designs gardens
  • landscape painting — art: depicting natural scenery
  • laurentian plateau — (in Canada) the wide area of Precambrian rock extending west from the Labrador coast to the basin of the Mackenzie and north from the Great Lakes to Hudson Bay and the Arctic: rich in minerals
  • learned profession — any of the three vocations of theology, law, and medicine, commonly held to require highly advanced learning. Compare profession (def 1).
  • lenticular process — a method for producing images with a three-dimensional effect by photographing on lenticulated film.
  • light displacement — the weight of a ship with all its permanent equipment, excluding the weight of cargo, persons, ballast, dunnage, and fuel, but usually including the weight of permanent ballast and water used to operate steam machinery.
  • limestone pavement — a horizontal surface of exposed limestone in which the joints have been enlarged, cutting the surface into roughly rectangular blocks
  • line one's pockets — to put into one's pocket: to pocket one's keys.
  • linear perspective — a mathematical system for representing three-dimensional objects and space on a two-dimensional surface by means of intersecting lines that are drawn vertically and horizontally and that radiate from one point (one-point perspective) two points (two-point perspective) or several points on a horizon line as perceived by a viewer imagined in an arbitrarily fixed position.
  • linear programming — any of several methods for finding where a given linear function of several nonnegative variables assumes an extreme value and for determining the extreme value, the variable usually being subjected to constraints in the form of linear equalities or inequalities.
  • lipopolysaccharide — any of a class of polysaccharides to which lipids are attached.
  • list comprehension — (functional programming)   An expression in a functional language denoting the results of some operation on (selected) elements of one or more lists. An example in Haskell: This returns all pairs of numbers (x,y) where x and y are elements of the list 1, 2, ..., 10, y <= x and their sum is less than 10. A list comprehension is simply "syntactic sugar" for a combination of applications of the functions, concat, map and filter. For instance the above example could be written: The term "list comprehension" appears in the references below. The earliest reference to the notation is in Rod Burstall and John Darlington's description of their language, NPL. David Turner subsequently adopted this notation in his languages SASL, KRC and Miranda, where he has called them "ZF expressions", set abstractions and list abstractions (in his 1985 FPCA paper [Miranda: A Non-Strict Functional Language with Polymorphic Types]).
  • little spotted cat — a small New World tiger cat, Felis tigrinus, ranging from Costa Rica to northern Argentina.
  • lives of the poets — a collection (1779–81), by Samuel Johnson, of biographical and critical essays on 52 English poets.
  • logical complement — (logic)   In Boolean algebra, the logical complement or negation of a Boolean value is the opposite value, given by the following truth table: A | -A --+--- T | F F | T -A is also written as A with a bar over it or with a small vertical line hanging from the right-hand end of the "-" (LaTeX \neg) or as A'. In the C programming language, it is !A and in digital circuit design, /A.
  • logically possible — capable of being described without self-contradiction
  • lone-parent family — a family in which there is only one parent
  • louisiana purchase — a treaty signed with France in 1803 by which the U.S. purchased for $15,000,000 the land extending from the Mississippi River to the Rocky Mountains and from Canada to the Gulf of Mexico.
  • low blood pressure — hypotension.
  • lower palaeolithic — the earliest of the three sections of the Palaeolithic, beginning about 3 million years ago and ending about 70 000 bc with the emergence of Neanderthal man
  • lubber grasshopper — plains grasshopper.
  • lyophilized powder — Lyophilized powder is a freeze-dried powder.
  • macro preprocessor — preprocessor
  • magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.
  • magnetic amplifier — an amplifier that applies the input signal to a primary winding and feeds an alternating current to a secondary winding where this current is modulated by the variations in the primary winding.
  • magnetic potential — a scalar quantity, analogous to the electric potential, defined at each point in a given magnetic field to be equal to the work done in bringing a unit north pole from infinity to the point.
  • magnetic tape unit — a computer device that moves reels of magnetic tape past read-write heads so that data can be transferred to or from the computer
  • make (one's) peace — If you make peace with someone or make your peace with them, you put an end to your quarrel with them, often by apologizing.
  • make a practice of — be in the habit of
  • make an appearance — the act or fact of appearing, as to the eye or mind or before the public: the unannounced appearance of dinner guests; the last appearance of Caruso in Aïda; her first appearance at a stockholders' meeting.
  • make an impression — have impact
  • make up one's mind — (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind.
  • maksutov telescope — a reflecting telescope in which coma and spherical aberration are reduced to a minimum by a combination of a spherical mirror and a meniscus lens placed inside the radius of curvature of the mirror.
  • malpighian tubules — one of a group of long, slender excretory tubules at the anterior end of the hindgut in insects and other terrestrial arthropods.
  • management company — a company that manages a unit trust
  • many happy returns — When it is someone's birthday, people sometimes say 'Many happy returns' to them as a way of greeting them.
  • maritime provinces — region in Canada
  • market opportunity — a situation in which a company can meet an unsatisfied customer need before its competitors
  • marketing campaign — a series of coordinated activities designed to help market a product
  • maternity hospital — birthing facility
  • may flower compact — an agreement to establish a government, entered into by the Pilgrims in the cabin of the Mayflower on November 11, 1620.
  • means of transport — vehicle or system of travel
  • medical profession — the body of people who work as doctors of medicine
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