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18-letter words containing e, g, p, l, a

  • landscape gardener — sb who designs gardens
  • landscape painting — art: depicting natural scenery
  • 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.
  • 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.
  • 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
  • lubber grasshopper — plains grasshopper.
  • 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.
  • malpighian tubules — one of a group of long, slender excretory tubules at the anterior end of the hindgut in insects and other terrestrial arthropods.
  • mergui archipelago — a group of over 200 islands in the Andaman Sea, off the Tenasserim coast of S Myanmar: mountainous and forested
  • mexican gold poppy — an annual wildflower, Eschscholzia mexicana, having orange-gold, cup-shaped flowers, found in dry, mountainous regions of western North America.
  • micropalaeontology — the branch of palaeontology concerned with the study of microscopic fossils
  • moccasin telegraph — the transmission of rumour or secret information; the grapevine
  • morning-after pill — a contraceptive pill containing only an estrogen and used by women within a few hours after sexual intercourse.
  • move the goalposts — to change the aims of an activity to ensure the desired results
  • neuroleptanalgesia — a semiconscious nonreactive state induced by certain drug combinations, as fentanyl with droperidol.
  • neuroophthalmology — the branch of ophthalmology that deals with the optic nerve and other nervous system structures involved in vision.
  • neurophysiological — the branch of physiology dealing with the functions of the nervous system.
  • neuropsychological — Of or pertaining to neuropsychology, the relation or combination of brain and mind.
  • new zealand pigeon — a large fruit-eating native pigeon, Hemiphagia novaeseelandiae, of forest areas
  • nonpartisan league — a political organization of farmers, founded in North Dakota in 1915, and extending to many states west of the Mississippi, with the aim of influencing agricultural legislation in state legislatures.
  • north polar region — the region of land and water surrounding the North Pole.
  • offset lithography — offset (def 6).
  • optical brightener — an additive that dyes and brightens fabric or paper
  • palaeoanthropology — the branch of anthropology concerned with primitive man
  • paleoclimatologist — the branch of paleogeography dealing with the study of paleoclimates.
  • palm beach gardens — a city in SE Florida, near North Palm Beach.
  • palmer archipelago — a group of islands in the South Atlantic Ocean, off the NW coast of the Antarctic Peninsula.
  • parallel computing — parallel processing
  • parallel importing — the importing of certain goods, esp pharmaceutical drugs, by dealers who undersell local manufacturers
  • parallelogram rule — a rule for finding the resultant of two vectors by constructing a parallelogram with two adjacent sides representing the magnitudes and directions of the vectors, the diagonal through the point of intersection of the vectors representing their resultant
  • paraurethral gland — any of a group of vestigial glands located in the posterior wall of the urethra in women.
  • partial-vegetarian — a person who eats mostly plant foods, dairy products, and eggs, and occasionally chicken, fish, and red meat.
  • particular average — a loss at sea, as through accident or negligence, that is borne solely by the owner of the lost property. Abbreviation: P.A.
  • pedal steel guitar — an oblong, floor-mounted electrified guitar, usually having ten strings, fretted with a steel bar and producing a wailing sound that is modulated by use of a foot pedal.
  • pemphigus vulgaris — a potentially fatal blistering skin disease, characterized by large blisters on the skin, mucous membranes of the mouth, genitals, intestines, etc, which eventually rupture and form painful denuded areas from which critical amounts of bodily protein, fluid, and blood may be lost
  • people trafficking — the practice of bringing immigrants into a country illegally
  • percentile ranking — the percentage of scores that a particular score is greater than
  • perceptual mapping — the use of a graph or map in the development of a new product, in which the proximity of consumers' images of the new product to those of an ideal product provide an indication of the new product's likely success
  • percussion flaking — a method of forming a flint tool by striking flakes from a stone core with another stone or a piece of bone or wood.
  • perennial ryegrass — any of several European grasses of the genus Lolium, as L. perenne (perennial ryegrass) grown for forage in the U.S.
  • personal bodyguard — a person employed to protect a particular person
  • personal organizer — a small notebook with sections for personal information, as dates and addresses.
  • photochemical smog — air pollution containing ozone and other reactive chemical compounds formed by the action of sunlight on nitrogen oxides and hydrocarbons, especially those in automobile exhaust.
  • physical geography — the branch of geography concerned with natural features and phenomena of the earth's surface, as landforms, drainage features, climates, soils, and vegetation.
  • phytohemagglutinin — a lectin, obtained from the red kidney bean, that binds to the membranes of T cells and stimulates metabolic activity, cell division, etc.
  • pig-tailed macaque — a forest-dwelling southeast Asian macaque, Macaca nemestrina, having a short, curled tail, colonized for animal behavior studies.
  • plains grasshopper — a large, destructive short-horned grasshopper, Brachystola magna, of the western U.S., marked by pinkish hind wings.
  • plane trigonometry — the branch of trigonometry dealing with plane triangles.
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