18-letter words containing d, u, l, o, s, i
- mucopolysaccharide — (formerly) glycosaminoglycan.
- multi-user dungeon — Multi-User Dimension
- mutual aid society — A mutual aid society is an organization that provides benefits or other help to its members when they are affected by things such as death, sickness, disability, old age, or unemployment.
- national guardsman — guardsman (def 2).
- non-fundamentalist — (sometimes initial capital letter) a religious movement characterized by a strict belief in the literal interpretation of religious texts, especially within American Protestantism and Islam.
- nonstriated muscle — smooth muscle
- oedipus at colonus — a tragedy by Sophocles, written toward the end of his life and produced posthumously in 401? b.c.
- old curiosity shop — a novel (1840–41) by Dickens.
- optical soundtrack — the final soundtrack on a motion picture, which appears as a band of black and white serrations along a strip of film to the left of the composite print. Light is shined through the serrations and is converted to audible sound.
- order of australia — an order awarded to Australians for outstanding achievement or for service to Australia or to humanity at large; established in 1975
- oxalosuccinic acid — an organic acid, C 6 H 6 O 7 , that is an intermediate formed by the dehydrogenation of isocitric acid in fat and carbohydrate metabolism.
- passing modulation — a modulation of a temporary nature.
- percussion welding — a form of resistance welding in which the required pressure is provided by a hammerlike blow.
- physical education — systematic instruction in sports, exercises, and hygiene given as part of a school or college program.
- population density — ratio: inhabitants to area
- potassium chloride — a white or colorless, crystalline, water-soluble solid, KCl, used chiefly in the manufacture of fertilizers and mineral water, and as a source of other potassium compounds.
- potassium fluoride — a white, crystalline, hygroscopic, toxic powder, KF, used chiefly as an insecticide, a disinfectant, and in etching glass.
- process scheduling — multitasking
- pseudo-socialistic — of or relating to socialists or socialism.
- 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.
- pull one's head in — the upper part of the body in humans, joined to the trunk by the neck, containing the brain, eyes, ears, nose, and mouth.
- pyrosulphuric acid — a fuming liquid acid made by adding sulphur trioxide to concentrated sulphuric acid. Formula: H2S2O7
- quevedo y villegas — Francisco Gómez de. 1580–1645, Spanish poet and writer, noted for his satires and the picaresque novel La historia de la vida del Buscón (1626)
- rheims-douay bible — Douay Bible.
- rub shoulders with — to mix with socially or associate with
- 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.
- 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 hyposulfite — sodium thiosulfate.
- sodium polysulfide — a yellow-brown, water-soluble, granular powder, Na 2 S n , used chiefly in the manufacture of sulfur dyes, insecticides, and synthetic rubber.
- 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.
- sodium-vapour lamp — a type of electric lamp consisting of a glass tube containing neon and sodium vapour at low pressure through which an electric current is passed to give an orange light. They are used in street lighting
- 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.
- 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).
- spackling compound — spackle
- standoff insulator — a type of insulator that supports an electrical conductor at a distance from other elements or surfaces.
- 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.
- sunflower seed oil — the oil extracted from sunflower seeds, used as a salad oil, in the manufacture of margarine, etc
- 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
- 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 gird your loins — If you gird your loins, you prepare to do something difficult or dangerous.
- tristan und isolde — a music drama (composed, 1857–59; première, 1865) by Richard Wagner.
- tufted loosestrife — a primulaceous plant Naumburgia thyrsiflora