20-letter words containing lu
- a bolt from the blue — a sudden, unexpected, and usually unwelcome event
- absolute convergence — the property of an infinite series in which the series formed by replacing each term in the original series with its absolute value converges. Compare conditional convergence.
- absolute temperature — temperature measured from absolute zero on the Kelvin scale or on the Rankine scale
- absolute undertaking — a legally binding promise to do something that is not restricted or qualified in any way
- aluminum borohydride — a volatile liquid, Al(BH 4) 3 , that ignites spontaneously in air and reacts vigorously with water to form hydrogen, used chiefly in organic synthesis.
- ammonium chrome alum — chrome alum (def 1).
- antimony trifluoride — a white to grayish-white, crystalline, hygroscopic, water-soluble, poisonous solid, SbF 3 , used chiefly in dyeing textiles.
- black lung (disease) — a disease of the lungs caused by the inhalation of coal dust; anthracosis
- bloodless revolution — the events of 1688–89 by which James II was expelled and the sovereignty conferred on William and Mary.
- blue ridge mountains — a mountain range in the eastern US, extending from West Virginia into Georgia: part of the Appalachian mountains. Highest peak: Mount Mitchell, 2038 m (6684 ft)
- blue screen of death — (humour) (BSOD) The infamous white-on-blue text screen which appears when Microsoft Windows crashes. BSOD is mostly seen on the 16-bit systems such as Windows 3.1, but also on Windows 95 and apparently even under Windows NT 4. It is most likely to be caused by a GPF, although Windows 95 can do it if you've removed a required CD-ROM from the drive. It is often impossible to recover cleanly from a BSOD. The acronym BSOD is sometimes used as a verb, e.g. "Windoze just keeps BSODing on me today".
- brown lung (disease) — a chronic disease of the lungs caused by inhalation of fine textile fibers, esp. cotton; byssinosis
- brown recluse spider — a very poisonous, medium-sized spider (Loxosceles reclusa), common in the U.S., having a violin-shaped mark on its cephalothorax and only six eyes
- calculus of pleasure — (in utilitarianism) appraisal of possible alternative choices in terms of the amount of pleasure to be gained and pain to be avoided in each.
- call someone's bluff — to challenge someone to give proof of his claims
- call-by-value-result — An argument passing convention where the actual argument is a variable V whose value is copied to a local variable L inside the called function or procedure. If the procedure modifies L, these changes will not affect V, which may also be in scope inside the procedure, until the procedure returns when the final value of L is copied to V. Under call-by-reference changes to L would affect V immediately. Used, for example, by BBC BASIC V on the Acorn Archimedes.
- catastrophic failure — Catastrophic failure is sudden and complete failure which cannot be put right.
- cellular respiration — the oxidation of organic compounds that occurs within cells, producing energy for cellular processes.
- cellulose triacetate — a triacetic ester of cellulose characterized by its resistance to most solvents, used chiefly in the manufacture of textile fibers.
- christopher columbus — Christopher (Sp. Cristóbal Colón; It. Cristoforo Colombo) 1446?–1506, Italian navigator in Spanish service: traditionally considered the discoverer of America 1492.
- colorado blue spruce — blue spruce.
- conditioned stimulus — a stimulus to which an organism has learned to make a response by classical conditioning
- convergent evolution — the evolutionary development of a superficial resemblance between unrelated animals that occupy a similar environment, as in the evolution of wings in birds and bats
- counterrevolutionary — Counterrevolutionary activities are activities intended to reverse the effects of a previous revolution.
- counterrevolutionist — A counterrevolutionary.
- crude oil evaluation — Crude oil evaluation is the process of assessing the chemical and physical properties of crude oil, against particular standards.
- district of columbia — a federal area in the E United States, on the Potomac, coextensive with the federal capital, Washington. 69 sq. mi. (179 sq. km). Abbreviation: DC (for use with zip code), D.C.
- exclusive or circuit — a computer logic circuit having two or more input wires and one output wire and giving a high-voltage output signal if a low-voltage signal is fed to one or more, but not all, of the input wires
- fractionating column — a long vertical cylinder used in fractional distillation, in which internal reflux enables separation of high and low boiling fractions to take place
- frontenac et palluau — Comte de (Louis de Buade) 1620?–98, French governor of New France 1672–82, 1689–98.
- glucosamine sulphate — a compound used in some herbal remedies and dietary supplements, esp to strengthen joint cartilage
- hexafluoroantimonate — (inorganic chemistry) The anion SbF6- or any salt containing this anion; it is used as an acidic catalyst in epoxide opening reactions.
- in the lap of luxury — If you say that someone lives in the lap of luxury, you mean that they live in conditions of great comfort and wealth.
- kluver-bucy syndrome — a syndrome caused by bilateral injury to the temporal lobes and characterized by memory defect, hypersexuality, excessive oral behavior, and diminished fear reactions.
- lonely hearts column — the part of a newspaper or magazine where lonely hearts ads appear
- lump in one's throat — the passage from the mouth to the stomach or to the lungs, including the pharynx, esophagus, larynx, and trachea.
- lunisolar precession — the principal component of the precession of the equinoxes, produced by the gravitational attraction of the sun and the moon on the equatorial bulge of the earth.
- lutherville-timonium — a city in N Maryland, near Baltimore.
- monosodium glutamate — a white, crystalline, water-soluble powder, C 5 H 8 NNaO 4 ⋅H 2 O, used to intensify the flavor of foods.
- muller-lyer illusion — a geometric illusion in which two lines of equal length appear unequal depending on whether angular lines forming arrowheads at each end point toward or away from each other.
- net realizable value — the net value of an asset if it were to be sold, taking into account the cost of making the sale and of bringing the asset into a saleable state
- nine plus zero array — the arrangement of microtubules characteristic of basal bodies and centrioles, consisting of nine evenly spaced triplets between the outer and inner walls of the structure and having no central microtubules. Symbol: 9 + 0.
- non-optimal solution — (Or "sub-optimal solution") An astoundingly stupid way to do something. This term is generally used in deadpan sarcasm, as its impact is greatest when the person speaking looks completely serious. See also Bad Thing.
- of value/of no value — If something is of value, it is useful or important. If it is of no value, it has no usefulness or importance.
- operational calculus — a method for solving a differential equation by treating differential operators as ordinary algebraic quantities, thus obtaining a simpler problem.
- period of revolution — a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics: a period of illness; a period of great profitability for a company; a period of social unrest in Germany.
- pure lambda-calculus — Lambda-calculus with no constants, only functions expressed as lambda abstractions.
- ring of the nibelung — Richard Wagner's tetralogy of music dramas: Das Rheingold (completed 1869), Die Walküre (completed 1870), Siegfried (completed 1876), and Götterdämmerung (completed 1876): the cycle was first performed at Bayreuth, 1876.
- size-weight illusion — a standard sense illusion that a small object is heavier than a large object of the same weight
- sodium fluoroacetate — a white, amorphous, water-soluble, poisonous powder, C 2 H 2 FO 2 Na, used as a rodenticide.
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