19-letter words containing r, u, d, e, s
- resplendent quetzal — See under quetzal (def 1).
- restricted currency — a non-convertible currency
- ride roughshod over — shod with horseshoes having projecting nails or points.
- san juan de la cruz — San Juan de la [sahn hwahn de lah] /sɑn ʰwɑn dɛ lɑ/ (Show IPA), John of the Cross, Saint.
- scale down (or up) — to reduce (or increase), often according to a fixed ratio or proportion
- screen actors guild — a labor union for motion-picture performers, founded in 1933. Abbreviation: SAG.
- secondary education — education at high-school level
- secondary qualities — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- secondary structure — the arrangement of a polypeptide into a regular alpha helix, beta structure, or random coil configuration by the formation of intramolecular hydrogen bonds along the length of the chain.
- semiconductor laser — a laser in which a semiconductor is the light-emitting source, used in many medical procedures.
- sexual reproduction — reproduction involving the union of gametes.
- sharp-tailed grouse — a grouse, Pedioecetes phasianellus, of prairies and open forests of western North America, similar in size to the prairie chicken but with a more pointed tail.
- sidereal hour angle — the angle, measured westward through 360°, between the hour circle passing through the vernal equinox and the hour circle of a celestial body.
- simple closed curve — a curve that is closed and that has no loops or points missing; a curve for which there exists a homeomorphism mapping it to a circle.
- sir wilfrid laurier — Sir Wilfrid [wil-frid;; French weel-freed] /ˈwɪl frɪd;; French wilˈfrid/ (Show IPA), 1841–1919, Canadian statesman: prime minister 1896–1911.
- slate-colored junco — the eastern subspecies of the dark-eyed junco, Junco hyemalis, having grayer plumage than the several western subspecies.
- smokestack industry — A smokestack industry is a traditional industry such as heavy engineering or manufacturing, rather than a modern industry such as electronics.
- 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.
- 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.
- 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
- 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.
- 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.
- 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.
- supreme de volaille — suprême (def 2).
- 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.
- 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.
- 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 someone's head — the upper part of the body in humans, joined to the trunk by the neck, containing the brain, eyes, ears, nose, and mouth.
- turn sth inside out — If someone turns a place inside out or upside down, they search it very thoroughly and usually make it very untidy.
- ultracrepidarianism — noting or pertaining to a person who criticizes, judges, or gives advice outside the area of his or her expertise: The play provides a classic, simplistic portrayal of an ultracrepidarian mother-in-law.
- unclassified degree — a degree that has not been given a grade because it is of a low standard
- under consideration — being deliberated
- under one's control — If something is under your control, you have the power to make all the important decisions about the way that it is run.
- under police escort — If you go somewhere or are taken somewhere under police escort, you go there accompanied by a police escort.
- under the shadow of — in danger of; apparently fated for
- under the spotlight — If someone or something comes under the spotlight, they are thoroughly examined, especially by journalists and the public.
- underrepresentation — the act of representing.
- united presbyterian — a member of the United Presbyterian Church of North America, founded in Pittsburgh in 1858 by a union of two Presbyterian groups.