19-letter words containing d, u, t

sodium hydrosulfite — a white, crystalline, water-soluble powder, Na 2 S 2 O 4 , used as a reducing agent, especially in dyeing, and as a bleach.
sodium hypochlorite — a pale-green, crystalline compound, NaOCl, unstable in air, soluble in cold water, decomposes in hot water: used as a bleaching agent for paper and textiles, in water purification, in household use, and as a fungicide.
sodium metasilicate — a white, granular sodium silicate, Na 2 SiO 3 , soluble in water: used in detergents and in bleaching and cleaning products.
sodium thiosulphate — a white soluble substance used, in the pentahydrate form, in photography as a fixer to dissolve unchanged silver halides and also to remove excess chlorine from chlorinated water. Formula: Na2S2O3
soft-shelled turtle — any of numerous aquatic turtles of the family Trionychidae, inhabiting North America, Asia, and Africa, having the shell covered with flexible, leathery skin instead of horny plates.
solid of revolution — a three-dimensional figure formed by revolving a plane area about a given axis.
sound effects woman — a woman who produces sounds artificially or reproduces them from a recording, etc, to create a theatrical effect, such as the bringing together of two halves of a hollow coconut shell to simulate a horse's gallop. Such sound effects are used in plays, films, etc
south african dutch — the Boers.
specialized subject — a school or university subject that concentrates on a particular field of knowledge
spider-hunting wasp — any solitary wasp of the superfamily Pompiloidea, having a slender elongated body: the fast-running female hunts spiders as a food store for her larvae
staff-student ratio — the ratio of teachers to pupils or students in a school, college, or university
standing broad jump — a jump for distance from a standing position.
stanford university — (education) A University in the city of Palo Alto, California, noted for work in computing, especially artificial intelligence. See SAIL.
stationery cupboard — a cupboard where things like paper, pens and paper clips are kept
strangulated hernia — a hernia, especially of the intestine, that swells and constricts the blood supply of the herniated part, resulting in obstruction and gangrene.
stratford-upon-avon — town in S Warwickshire, England, on the Avon: birthplace & burial place of Shakespeare: pop. of county district (called Stratford-on-Avon) 106,000
stringed instrument — a musical instrument having strings as the medium of sound production, played with the fingers or with a plectrum or a bow: The guitar, the harp, and the violin are stringed instruments.
strontium hydroxide — a white, slightly water-soluble powder, Sr(OH) 2 , or its crystalline octahydrate (strontium hydrate) used chiefly in the refining of beet sugar.
subjective idealism — a doctrine that the world has no existence independent of sensations or ideas.
sulfureted hydrogen — hydrogen sulfide.
sun-and-planet gear — a planetary epicyclic gear train.
superannuation fund — a fund used for paying pensions
supercritical fluid — A supercritical fluid is a fluid at a temperature and pressure at which there is no difference between liquid and gas.
suspended animation — a state of temporary cessation of the vital functions.
take up the cudgels — If you take up the cudgels for someone or something, you speak or fight in support of them.
tarnished plant bug — a bug, Lygus lineolaris, of the family Miridae, that is a common and widely distributed pest of alfalfa and other legumes and of peach and other fruit trees.
the millennium dome — a dome-shaped structure in Greenwich, London, built to house an exhibition to celebrate the millennium in 2000
the underprivileged — those who are underprivileged
the varangian guard — the bodyguard of the Byzantine emperor in the late 10th and 11th centuries, consisting of Varangians
theatrical producer — a person who is responsible for all aspects of a theatrical production
through and through — in at one end, side, or surface and out at the other: to pass through a tunnel; We drove through Denver without stopping. Sun came through the window.
to be headquartered — to be based; to have headquarters (in a place)
to break new ground — If you break new ground, you do something completely different or you do something in a completely different way.
to change your mind — If you change your mind, or if someone or something changes your mind, you change a decision you have made or an opinion that you had.
to do the drying-up — to dry dishes, cups, glasses, etc after they have been washed
to hold your breath — If you hold your breath, you make yourself stop breathing for a few moments, for example because you are under water.
to hold your tongue — If you hold your tongue, you do not say anything even though you might want to or be expected to, because it is the wrong time to say it.
to keep your end up — If you have to keep your end up, or to keep up your end of something, you have to do something as well as other people, or as well as you are expected to do it.
to lick your wounds — If you say that someone is licking their wounds, you mean that they are recovering after being defeated or made to feel ashamed or unhappy.
to plumb new depths — If you say that something plumbs new depths, you mean that it is worse than all the things of its kind that have existed before, even though some of them have been very bad.
to plumb the depths — If someone plumbs the depths of an unpleasant emotion or quality, they experience it or show it to an extreme degree.
to reserve judgment — If you reserve judgment on something, you refuse to give an opinion about it until you know more about it.
to shudder to think — If you say that you shudder to think what would happen in a particular situation, you mean that you expect it to be so bad that you do not really want to think about it.
to suck someone dry — If you say that someone is sucking something dry or milking it dry, you are criticizing them for taking all the good things from it until there is nothing left.
to the prejudice of — to the detriment of
to turn a blind eye — If you say that someone is turning a blind eye to something bad or illegal that is happening, you mean that you think they are pretending not to notice that it is happening so that they will not have to do anything about it.
too good to be true — If you say that something seems too good to be true, you are suspicious of it because it seems better than you had expected, and you think there may something wrong with it that you have not noticed.
tourette's syndrome — a neurological disorder characterized by recurrent involuntary movements, including multiple neck jerks and sometimes vocal tics, as grunts, barks, or words, especially obscenities.
trisodium phosphate — sodium phosphate (def 3).
turn a blind eye to — to pretend not to notice or ignore deliberately

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