18-letter words containing s, t, u, d, i, o

protective custody — detention of a person by the police solely as protection against a possible attack or reprisal by someone.
pseudo-anarchistic — a person who advocates or believes in anarchy or anarchism.
pseudo-competitive — of, pertaining to, involving, or decided by competition: competitive sports; a competitive examination.
pseudo-socialistic — of or relating to socialists or socialism.
pseudo-symptomatic — pertaining to a symptom or symptoms.
pseudoappendicitis — inflammation of the vermiform appendix.
pseudointellectual — a person exhibiting intellectual pretensions that have no basis in sound scholarship.
pseudotuberculosis — an acute, sometimes fatal disease of rodents, birds, and other animals, including humans, caused by the bacterium Yersinia (Pasteurella) pseudotuberculosis, and characterized by the formation of nodules resembling those that result from tuberculosis.
radiation exposure — exposure to radiant energy or to the particles emitted in the transfer of radiant energy, esp the particles and gamma rays emitted in nuclear decay; exposure to radioactive substances
radiation pressure — the pressure exerted on a surface by electromagnetic radiation or by sound waves.
radius of gyration — the distance from an axis at which the mass of a body may be assumed to be concentrated and at which the moment of inertia will be equal to the moment of inertia of the actual mass about the axis, equal to the square root of the quotient of the moment of inertia and the mass.
reduction division — the first division of meiosis in which the number of chromosomes is reduced to half the original number.
reduction strategy — (theory) An algorithm for deciding which redex(es) to reduce next. Different strategies have different termination properties in the presence of recursive functions or values. See string reduction, normal order reduction, applicative order reduction, parallel reduction
rub shoulders with — to mix with socially or associate with
russian federation — a republic extending from E Europe to N and W Asia. 6,593,000 sq. mi. (17,076,000 sq. km). Capital: Moscow.
saturated solution — A saturated solution is a solution in which there is so much solute that if there was any more, it would not dissolve.
scottish deerhound — one of a Scottish breed of large, tall hunting dogs having a medium-length, wiry, gray or reddish-fawn coat, originally developed for hunting and bringing down deer, and known as the royal dog of Scotland.
second triumvirate — the coalition and joint rule of the Roman Empire by Antony, Lepidus, and Octavian, begun in 43 bc
secondary industry — manufacturing, services, etc.
shift one's ground — to change one's argument or defense
shipping documents — documents relating to the sending of a shipment of goods, for example containing details of contents, weight, value etc.
shop till you drop — If you shop till you drop, you do a large amount of shopping.
small outline dimm — (storage) (SO-DIMM) A smaller kind of DIMM with 72 pins (supporting 32-bit transfers) or 144 pins (64-bit transfers). Regular DIMMs have 168 pins and support 64-bit transfers. Being roughly half the size of the regular DIMM, SO-DIMMs are often used in notebook computers.
sodium bicarbonate — a white, crystalline, water-soluble solid, in powder or granules, NaHCO 3 , usually prepared by the reaction of soda ash with carbon dioxide or obtained from the intermediate product of the Solvay process by purification: used chiefly in the manufacture of sodium salts, baking powder, and beverages, as a laboratory reagent, as a fire extinguisher, and in medicine as an antacid.
sodium hyposulfite — sodium thiosulfate.
sodium tetraborate — borax1 .
sodium thiocyanate — a white powder or colorless, deliquescent crystals, NaSCN, used chiefly in organic synthesis and in medicine in the treatment of hypertension.
sodium thiosulfate — a white, crystalline, water-soluble powder, Na 2 S 2 O 3 ⋅5H 2 O, used as a bleach and in photography as a fixing agent.
soldier of fortune — a person who independently seeks pleasure, wealth, etc., through adventurous exploits.
solid-fuel heating — heating that uses solid fuel, such as coal or coke
solubility product — the maximum number of undissociated ions, of an electrolyte in a saturated solution, capable at a given temperature of remaining in equilibrium with the undissolved phase of the solution.
song without words — a song which only consists of a tune or melody and does not have any lyrics
southampton island — an island in N Canada, in the Northwest Territories at the entrance to Hudson Bay. 19,100 sq. mi. (49,470 sq. km).
southern rhodesian — a former name (until 1964) of Zimbabwe (def 1).
squinting modifier — a word or phrase that can modify either the words that precede it or those that follow, as frequently in the sentence Studying frequently is tedious.
standoff insulator — a type of insulator that supports an electrical conductor at a distance from other elements or surfaces.
strontium monoxide — a white insoluble solid substance used in making strontium salts and purifying sugar. Formula: SrO
student councillor — a student who is a member of a council or body representing the interests of students at a school, university or college
subordinate clause — a clause that modifies the principal clause or some part of it or that serves a noun function in the principal clause, as when she arrived in the sentence I was there when she arrived or that she has arrived in the sentence I doubt that she has arrived.
sun-dried tomatoes — tomatoes that have been dried or preserved by exposure to the sun
supraorbital ridge — browridge.
sutton-in-ashfield — a market town in N central England, in W Nottinghamshire. Pop: 41 951 (2001)
the hotel industry — the branch of the services industry which provides hotels
the movie industry — the industry that makes entertainment films or movies
thioarsenious acid — any of a group of hypothetical acids, H3AsS3, HAsS2, and H4As2S5, known only in the forms of their salts
thiosulphuric acid — an unstable acid known only in solutions and in the form of its salts. Formula: H2S2O3
to close your mind — If you close your mind to something, you deliberately do not think about it or pay attention to it.
to come unstitched — to go wrong or awry
to cross your mind — If you say that an idea or possibility never crossed your mind, you mean that you did not think of it.
to gird your loins — If you gird your loins, you prepare to do something difficult or dangerous.

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