15-letter words containing r, d, o, s
- standardization — to bring to or make of an established standard size, weight, quality, strength, or the like: to standardize manufactured parts.
- standing orders — Military. (formerly) a general order always in force in a command and establishing uniform procedures for it; standard operating procedure.
- star-nosed mole — a North American mole, Condylura cristata, having a starlike ring of fleshy processes around the end of the snout.
- start of header — (character) (SOH) mnemonic for ASCII 1.
- starvation diet — insufficient food to stay alive
- statutory order — a statute that applies further legislation to an existing act
- steroidogenesis — the formation of steroids, as by the adrenal cortex, testes, and ovaries.
- stilpnosiderite — a resinous variety of limonite with a black-brown colour
- stomping ground — a habitual or favorite haunt.
- stop-loss order — an order from a customer to a broker to sell a security if the market price drops below a designated level.
- storage disease — a metabolic disorder characterized by excessive storage in certain cells of normal metabolic intermediates, as fats, iron, and carbohydrates.
- store detective — A store detective is someone who is employed by a shop to walk around the shop looking for people who are secretly stealing goods.
- straightforward — going or directed straight ahead: a straightforward gaze.
- strait of dover — a strait between SE England and N France, linking the English Channel with the North Sea. Width: about 32 km (20 miles)
- strontium oxide — a white insoluble solid substance used in making strontium salts and purifying sugar. Formula: SrO
- studhorse poker — stud poker.
- studio portrait — a photograph of a person taken in a studio
- styloid process — a long, spinelike process of a bone, especially the projection from the base of the temporal bone.
- sub-distributor — a person or thing that distributes.
- subsidiary coin — a coin, especially one made of silver, having a value less than that of the monetary unit.
- sulfur trioxide — an irritant, corrosive, low-melting solid, SO 3 , obtained by the oxidation of sulfur dioxide, used as an intermediate in the manufacture of sulfuric acid.
- sully-prudhomme — René François Armand [ruh-ney frahn-swa ar-mahn] /rəˈneɪ frɑ̃ˈswa arˈmɑ̃/ (Show IPA), 1839–1907, French poet: Nobel prize 1901.
- sulphur dioxide — a colourless soluble pungent gas produced by burning sulphur. It is both an oxidizing and a reducing agent and is used in the manufacture of sulphuric acid, the preservation of a wide range of foodstuffs (E220), bleaching, and disinfecting. Formula: SO2
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- summer flounder — a flounder, Paralichthys dentatus, inhabiting shallow waters from Cape Cod to South Carolina, valued as food.
- summer holidays — the time when children do not go to school in the summer
- sunflower seeds — the seeds of a sunflower, which can be eaten
- superconfidence — great or extreme confidence, overconfidence
- superheterodyne — denoting, pertaining to, or using a method of processing received radio or video signals in which an incoming modulated wave is changed by the heterodyne process into a lower-frequency wave and then subjected to amplification and subsequent detection.
- superordination — Logic. the relation between a universal proposition and a particular proposition of the same quality containing the same terms in the same order.
- suppressor grid — an electrode placed between the screen grid and anode of a valve. Its negative potential, relative to both screen and anode, prevents secondary electrons from the anode reaching the screen
- sweep the board — (in gambling) to win all the cards or money
- swiss army code — (programming, humour) Code for an application that is suffering from feature creep. Swiss Army Code does many things, but does none of them well.
- sword swallower — performer who puts swords in throat
- sword-swallower — a performer who simulates the swallowing of swords
- take one's word — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- terminator seed — a seed that produces sterile plants, used in some genetically modified crops so that a new supply of seeds has to be bought every year
- the cordilleras — the complex of mountain ranges on the W side of the Americas, extending from Alaska to Cape Horn and including the Andes and the Rocky Mountains
- the second form — the second year of secondary school
- the-ambassadors — a novel (1903) by Henry James.
- thermodiffusion — thermal diffusion.
- thermoperiodism — the effect on an organism of rhythmic fluctuations in temperature.
- third dimension — the additional dimension by which a solid object is distinguished from a planar projection of itself or from any planar object.
- thorndike's law — the principle that all learnt behaviour is regulated by rewards and punishments, proposed by Edward Lee Thorndike (1874–1949), US psychologist
- threshold price — the highest price a retailer is allowed to sell a particular good at
- tirso de molina — Luis [loo-ees] /luˈis/ (Show IPA), 1535–1600, Spanish Jesuit theologian.
- to cross swords — If you cross swords with someone, you disagree with them and argue with them about something.
- to do sb credit — If you say that something does someone credit, you mean that they should be praised or admired because of it.
- to do your best — If you do your best or try your best to do something, you try as hard as you can to do it, or do it as well as you can.
- to good purpose — with a good result or effect; advantageously