17-letter words containing c, o, u, r, s
- rush one's fences — to proceed with precipitate haste
- rush-hour traffic — the large number of vehicles that move along roads, travelling to or from work at the beginning and end of the working day
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- sanctum sanctorum — the holy of holies of the Biblical tabernacle and the Temple in Jerusalem.
- saxe-coburg-gotha — a member of the present British royal family, from the establishment of the house in 1901 until 1917 when the family name was changed to Windsor.
- sb could do worse — If you tell someone that they could do worse than do a particular thing, you are advising them that it would be quite a good thing to do.
- school counsellor — a counsellor who is based in a school
- school playground — school's outdoor recreation area
- scrophulariaceous — belonging to the Scrophulariaceae, the figwort family of plants.
- secondary product — a product that is not the main product of an industry; a by-product
- secondary quality — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- self-introduction — the act of introducing or the state of being introduced.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- self-renunciation — renunciation of one's own will, interests, etc.
- self-reproduction — the act or process of reproducing.
- shirt-tail cousin — a distant cousin
- shortcrust pastry — a basic type of pastry that is made with half the quantity of fat to flour, and has a crisp but crumbly texture
- smoothing circuit — a circuit used to remove ripple from the output of a direct current power supply
- socratic elenchus — the drawing out of the consequences of a position in order to show them to be contrary to some accepted position
- sodium bichromate — a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, and in electroplating.
- sodium dichromate — a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, and in electroplating.
- sound spectrogram — a graphic representation, produced by a sound spectrograph, of the frequency, intensity, duration, and variation with time of the resonance of a sound or series of sounds.
- south west africa — a former name of Namibia.
- south-west africa — a former name of Namibia.
- spectrum disorder — any of a group of disorders each having symptoms that occur on a continuum and certain features that are shared along its spectrum but that manifest in markedly different forms and degrees. See also autism spectrum disorder.
- standard function — a subprogram provided by a translator that carries out a task, for example the computation of a mathematical function, such as sine, square root, etc
- stannous chloride — a white, crystalline, water-soluble solid, SnCl 2 ⋅2H 2 O, used chiefly as a reducing and tinning agent, and as a mordant in dyeing with cochineal.
- stockbroker tudor — a modern style of architecture popular in affluent suburban areas that is imitative of Tudor architecture
- storm in a teacup — a violent fuss or disturbance over a trivial matter
- stretch limousine — a limousine that has been lengthened to provide extra seating accommodation and more legroom
- stretching course — (in brickwork) a course of stretchers.
- subclavian groove — either of two grooves in the first rib, one for the main artery (subclavian artery) and the other for the main vein (subclavian vein) of the arm
- subscription rate — the price charged for a subscription
- subtractive color — cyan, yellow, or magenta, as used in the subtractive process of color photography.
- sufficient reason — the principle that nothing happens by pure chance, but that an explanation must always be available
- sulfonyl chloride — a colorless liquid, SO 2 Cl 2 , having a very pungent odor and corrosive to the skin and mucous membranes: used as a chlorinating or sulfonating agent.
- sunday observance — the fact of keeping Sunday as a special day when people go to church
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- supercolumniation — the placing of one order of columns above another.
- superconductivity — the phenomenon of almost perfect conductivity shown by certain substances at temperatures approaching absolute zero. The recent discovery of materials that are superconductive at temperatures hundreds of degrees above absolute zero raises the possibility of revolutionary developments in the production and transmission of electrical energy.
- support mechanism — any formal system or method of providing support or assistance
- suppressor t cell — a T cell capable of inhibiting the activity of B cells and other T cells.
- supreme commander — the military officer commanding all allied forces in a theater of war.
- surface condenser — a device condensing steam or vapor by passing it over a cool surface.
- synchronous motor — a synchronous machine that acts as a motor.
- synchronous orbit — an orbit in which the orbital period of a satellite is identical to the spin period of the central body
- synchronous speed — the speed at which an alternating-current machine must operate to generate electromotive force at a given frequency.
- tactile corpuscle — an oval sense organ made of flattened cells and encapsulated nerve endings, occurring in hairless skin, as the tips of the fingers and toes, and functioning as a touch receptor.
- technical support — an advising and troubleshooting service provided by a manufacturer, typically a software or hardware developer, to its customers, often online or on the telephone.
- tertiary consumer — a carnivore at the topmost level in a food chain that feeds on other carnivores; an animal that feeds only on secondary consumers.