17-letter words containing c, o, r, d, n
- receding forehead — a forehead which slopes backwards
- recording session — a period of time devoted to recording music in a studio
- recreation ground — an open space for public recreation, esp one in a town, with swings and slides, etc, for children
- recreational drug — drug taken for pleasure
- redemption center — a commercial establishment at which trading stamps of a specific brand may be exchanged for merchandise.
- reduce to silence — If someone or something reduces you to silence, they make you feel so upset or confused that you cannot speak.
- reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
- remote-controlled — A remote-controlled machine or device is controlled from a distance by the use of radio or electronic signals.
- road construction — the building of roads
- road-fund licence — a licence showing that the tax payable in respect of a motor vehicle has been paid
- ross and cromarty — a historic county in NW Scotland.
- round-trip ticket — a ticket entitling a passenger to travel to his or her destination and back again
- sacred roman rota — rota1 (def 3).
- sacrificial anode — Chemistry. an anode that is attached to a metal object subject to electrolysis and is decomposed instead of the object.
- san pedro channel — a strait between the mainland of SW California and Santa Catalina Island. About 20 miles (32 km) wide.
- sandro botticelli — Sandro [san-droh,, sahn-;; Italian sahn-draw] /ˈsæn droʊ,, ˈsɑn-;; Italian ˈsɑn drɔ/ (Show IPA), (Alessandro di Mariano dei Filipepi) 1444?–1510, Italian painter.
- school playground — school's outdoor recreation area
- second balkan war — Balkan War (def 2).
- second derivative — the derivative of the derivative of a function: Acceleration is the second derivative of distance with respect to time.
- second generation — being the second generation of a family to be born in a particular country: the oldest son of second-generation Americans.
- second-generation — being the second generation of a family to be born in a particular country: the oldest son of second-generation Americans.
- secondary battery — storage battery.
- secondary boycott — a boycott by union members against their employer in order to induce the employer to bring pressure on another company involved in a labor dispute with the union.
- secondary contact — communication or relationship between people characterized by impersonal and detached interest on the part of those involved.
- secondary glazing — insulation by means of a second pane of glass, or a sheet of plastic: a simple form of double glazing
- secondary process — the conscious mental activity and logical thinking controlled by the ego and influenced by environmental demands.
- 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.
- secondary rainbow — a faint rainbow formed by light rays that undergo two internal reflections in drops of rain, appearing above the primary rainbow and having its colors in the opposite order.
- secondary sealing — Secondary sealing is a system of wiper seals used in floating roof tanks.
- secondary winding — A secondary winding is the winding of a transformer that receives its energy by electromagnetic induction from the primary winding.
- self-introduction — the act of introducing or the state of being introduced.
- self-reproduction — the act or process of reproducing.
- shorthold tenancy — letting of a dwelling for between one and five years at a fair rent
- single-track road — a road that is only wide enough for one vehicle
- smarandache logic — neutrosophic logic
- 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.
- speed restriction — the maximum speed allowed for road vehicles, trains, or other vehicles
- stand on ceremony — to insist on or act with excessive formality
- 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.
- 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.
- 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.
- 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.
- sword and sorcery — a genre of literature and film, usually set in days of old with magic as well as sword fighting
- sydenham's chorea — a form of chorea affecting children, often associated with rheumatic fever
- synchronous speed — the speed at which an alternating-current machine must operate to generate electromotive force at a given frequency.