20-letter words containing l, i, n, e, o, u
- perpendicular gothic — the style of Gothic architecture in England during the 14th and 15th centuries, characterized by tracery having vertical lines, a four-centred arch, and fan vaulting
- photoconductive cell — Electronics. a photocell whose resistance varies according to the intensity of light falling on it.
- physiologic jaundice — a transitory jaundice that affects some infants for the first few days after birth.
- population explosion — the rapid increase in numbers of a particular species, especially in the world's human population since the end of World War II, attributed to an accelerating birthrate, a decrease in infant mortality, and an increase in life expectancy.
- population inversion — a condition of matter in which more electrons are in a high energy state than in a lower energy state, as is required for the operation of a laser.
- population parameter — a quantity or statistical measure that, for a given population, is fixed and that is used as the value of a variable in some general distribution or frequency function to make it descriptive of that population: The mean and variance of a population are population parameters.
- potassium binoxalate — a white, crystalline, hygroscopic, poisonous solid, KHC 2 O 4 , that is usually hydrated: used chiefly for removing ink stains, cleaning metal and wood, and in photography.
- premenstrual tension — Premenstrual tension is the same as premenstrual syndrome. The abbreviation PMT is often used.
- prince william sound — a sound in the Gulf of Alaska, on the S coast of Alaska: S end of Trans-Alaska oil pipeline at port of Valdez.
- programming language — a high-level language used to write computer programs, as COBOL or BASIC, or, sometimes, an assembly language.
- property speculation — the buying or selling of property in the hope of deriving capital gains
- proportional counter — a radiation counter in which the strength of each electric pulse generated per count is proportional to the energy of the particle or photon producing the pulse, alpha particles producing a different electric pulse from beta rays.
- punch a (time) clock — to insert a timecard into a time clock when coming to or going from work
- pyroligneous alcohol — methyl alcohol.
- quantum field theory — any theory in which fields are treated by the methods of quantum mechanics; each field can then be regarded as consisting of particles of a particular kind, which may be created and annihilated.
- rachel louise carson — Christopher ("Kit") 1809–68, U.S. frontiersman and scout.
- receivables turnover — A receivables turnover is a measure of cash flow that is calculated by dividing net credit sales by average accounts receivable.
- reciprocal insurance — insurance in which members of a reciprocal exchange, acting through an attorney-in-fact, insure themselves and each other.
- reconcile an account — If you reconcile an account, you compare the items in a bank statement, credit card statement, or vendor statement with the entries on your books and make sure that the statement and books match.
- refuse disposal unit — a unit or part of a sink that disposes of waste food, etc, by grinding
- relative conjunction — a conjunction that introduces a relative clause
- 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.
- roller-blind shutter — curtain shutter.
- rough-winged swallow — either of two New World swallows of the genus Stelgidopteryx, having outer primary feathers with small barblike hooks on the margins.
- ruby-crowned kinglet — an olive-gray, American kinglet, Regulus calendula, the male of which has an erectile, ruby crest.
- saint john ambulance — an organization that provides first aid and first-aid training
- settle accounts with — to pay or receive a balance due
- shoulder-length hair — hair that reaches a person's shoulders
- size-weight illusion — a standard sense illusion that a small object is heavier than a large object of the same weight
- slip through the net — If criminals slip through the net, they avoid being caught by the system or trap that was meant to catch them.
- soft gelatin capsule — A soft gelatin capsule is a type of capsule that is usually used to contain medicine in the form of liquid or powder, and which dissolves more quickly than a hard gelatin capsule.
- south american plate — a major tectonic division of the earth's crust, comprising the continent of South America and several ocean basins and bounded on the north by the Caribbean Plate, on the east by the Mid-Atlantic Ridge, on the west by a submarine trench that borders the western coast of the continent, and on the south by the Antarctic Plate.
- south atlantic ocean — the part of the Atlantic Ocean extending S from the Equator to the Antarctic continent.
- south orkney islands — an uninhabited group of islands in the S Atlantic, southeast of Cape Horn: formerly a dependency of the Falkland Islands; part of the British Antarctic Territory since 1962 (claims are suspended under the Antarctic Treaty). Area: 621 sq km (240 sq miles)
- southern oscillation — a low-latitude fluctuation of atmospheric pressure closely linked with El Niño events, specifically the periods of El Niño warming and La Niña cooling.
- squirrel's-foot fern — ball fern.
- surveillance society — a society where surveillance technology is widely used to monitor people's everyday activities
- systemic circulation — the circulatory system in general.
- take up a collection — to get into one's hold or possession by voluntary action: to take a cigarette out of a box; to take a pen and begin to write.
- telephone subscriber — a person who subscribes to a telephone service
- thermal conductivity — the amount of heat per unit time per unit area that can be conducted through a plate of unit thickness of a given material, the faces of the plate differing by one unit of temperature.
- to burst into flames — If something bursts into flames or bursts into flame, it suddenly starts burning strongly.
- to line your pockets — If you say that someone is lining their own or someone else's pockets, you disapprove of them because they are making money dishonestly or unfairly.
- to tighten your belt — If you have to tighten your belt, you have to spend less money and manage without things because you have less money than you used to have.
- triple witching hour — the last hour of trading on the New York Stock Exchange on the four Fridays each year when stock options, stock index futures, and options on such futures simultaneously expire: regarded as a time of extreme volatility in trading.
- troilus and cressida — a satiric comedy (1598–1602?) by Shakespeare.
- tropical disturbance — a very weak, or incipient, tropical cyclone.
- turnip-rooted celery — celeriac.
- twiddle one's thumbs — to turn about or play with lightly or idly, especially with the fingers; twirl.
- ultimate constituent — an element of a construction that cannot be further divided into grammatical constituents: the morphemes of an utterance are usually considered to be its ultimate constituents.