15-letter words containing l, e, o, n, i
- sibylline books — (in ancient Rome) a collection of prophetic sayings, supposedly bought from the Cumaean sibyl, bearing upon Roman policy and religion
- silent majority — the U.S. citizens who supported President Nixon's policies but who were not politically vocal, outspoken, or active: considered by him to constitute a majority.
- silicon carbide — a very hard, insoluble, crystalline compound, SiC, used as an abrasive and as an electrical resistor in objects exposed to high temperatures.
- silicon dioxide — the dioxide form of silicon, SiO 2 , occurring especially as quartz sand, flint, and agate: used usually in the form of its prepared white powder chiefly in the manufacture of glass, water glass, ceramics, and abrasives.
- silicone rubber — any of the synthetic rubbers made from silicone elastomers.
- silver quandong — an Australian tree, Elaeocarpus grandis: family Elaeocarpaceae
- simeon stylites — Saint, a.d. 390?–459, Syrian monk and stylite.
- simple division — a type of division to find out how many times the smaller number is contained in the larger one
- simple equation — linear equation
- simple fraction — a ratio of two integers.
- singapore sling — a cocktail of gin, cherry brandy, sugar, and water.
- sinistrodextral — moving or extending from the left to the right.
- sink a borehole — To sink a borehole means to drill a deep hole in the ground.
- sinoatrial node — a small mass of tissue in the right atrium functioning as pacemaker of the heart by giving rise to the electric impulses that initiate heart contractions.
- slavonian grebe — a N Eurasian or N American grebe with reddish underside and a black and gold crest; Podiceps auritus
- sleeve coupling — a cylinder joining the ends of two lengths of shafting or pipe.
- sleight of hand — skill in feats requiring quick and clever movements of the hands, especially for entertainment or deception, as jugglery, card or coin magic, etc.; legerdemain.
- smelling bottle — a small bottle or vial for holding smelling salts or perfume.
- smoke pollution — pollution caused by fuels, etc, that produce smoke when burned
- smoking-related — (of a disease, illness, etc) caused by smoking tobacco, etc
- social benefits — the social welfare provision made available to those in need
- social distance — the extent to which individuals or groups are removed from or excluded from participating in one another's lives.
- social movement — a group of diffusely organized people or organizations striving toward a common goal relating to human society or social change, or the organized activities of such a group: The push for civil rights was a social movement that peaked in the 1950s and 1960s.
- social spending — the money that is spent on welfare payments
- society islands — a group of islands in the S Pacific: administratively part of French Polynesia; consists of the Windward Islands and the Leeward Islands; became a French protectorate in 1843 and a colony in 1880. Pop: 214 445 (2002). Area: 1595 sq km (616 sq miles)
- solenoid switch — A solenoid switch is an electrical switch that is often used where a high current circuit, such as a starter motor circuit, is brought into operation by a low current switch.
- solid injection — injection of fuel into an internal-combustion engine without an air blast.
- somerset island — an island in the Arctic Ocean in Nunavut, Canada, NW of Baffin Island. 9594 sq. mi. (24,848 sq. km).
- sons of liberty — any of several patriotic societies, originally secret, that opposed the Stamp Act and thereafter supported moves for American independence.
- soul-destroying — Activities or situations that are soul-destroying make you depressed, because they are boring or because there is no hope of improvement.
- southern blight — a disease of peanuts, tomatoes, and other plants, caused by a fungus, Sclerotium rolfsii, affecting the roots and resulting in rapid wilting.
- southern lights — aurora australis.
- spanish trefoil — alfalfa.
- special edition — newspaper, magazine: extra issue
- special session — a session, as of a legislature or council, called to meet in addition to those held regularly.
- spelling reform — an attempt to change the spelling of English words to make it conform more closely to pronunciation.
- spin the bottle — a game in which someone spins a bottle and receives a kiss from the person at whom the bottle points on coming to rest.
- spiny cocklebur — a cocklebur, Xanthium spinosum, introduced into North America from Europe.
- spiral notebook — a notebook held together by a coil of wire passed through small holes punched at the back edge of the covers and individual pages
- squirrel monkey — either of two small, long-tailed monkeys, Saimiri oerstedii of Central America and S. sciureus of South America, having a small white face with black muzzle and gold, brown, or greenish fur: S. oerstedii is endangered.
- stable equation — a differential equation each solution of which tends to zero as the independent variable increases to infinity. Compare transient (def 6).
- steering column — the shaft that connects the steering wheel to the steering gear assembly of an automotive vehicle.
- stillson wrench — a large wrench having adjustable jaws that tighten as the pressure on the handle is increased
- stilpnosiderite — a resinous variety of limonite with a black-brown colour
- stocking filler — A stocking filler is a small present that is suitable for putting in a Christmas stocking.
- streamline flow — the flow of a fluid past an object such that the velocity at any fixed point in the fluid is constant or varies in a regular manner.
- strobe lighting — a high-intensity flashing beam of light produced by rapid electrical discharges in a tube or by a perforated disc rotating in front of an intense light source: used in discotheques, etc
- student council — a representative body composed chiefly of students chosen by their classmates to organize social and extracurricular activities and to participate in the government of a school or college.
- subalimentation — hypoalimentation.
- subintellection — an implication that is more or less understood