17-letter words containing h, e, t, r, o, s
- 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.
- south farmingdale — a town on central Long Island, in SE New York.
- south frigid zone — the part of the earth's surface between the Antarctic Circle and the South Pole.
- south lanarkshire — a council area of S Scotland, comprising the S part of the historical county of Lanarkshire: included within Strathclyde Region from 1975 to 1996: has uplands in the S and part of the Glasgow conurbation in the N: mainly agricultural. Administrative centre: Hamilton. Pop: 303 010 (2003 est). Area: 1771 sq km (684 sq miles)
- south west africa — a former name of Namibia.
- south-west africa — a former name of Namibia.
- southampton water — an inlet of the English Channel in S England
- southern rhodesia — a former name (until 1964) of Zimbabwe (def 1).
- southern sporades — a group of Greek islands in the Aegean, including the Dodecanese, lying off the SW coast of Turkey
- southern studfish — See under studfish.
- southern triangle — the constellation Triangulum Australe.
- spectroheliograph — an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun's surface and surroundings as they would appear if the sun emitted only that light.
- spectrohelioscope — a spectroheliograph.
- spectrophotometer — an instrument for making photometric comparisons between parts of spectra.
- spectrophotometry — an instrument for making photometric comparisons between parts of spectra.
- speech correction — the reeducation of speech habits that deviate from accepted speech standards.
- spore mother cell — a cell from which a spore is produced
- stage-door johnny — a man who often goes to a theater or waits at a stage door to court an actress.
- 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.
- star of bethlehem — the star that is supposed to have appeared above Bethlehem at the birth of Christ
- star-of-bethlehem — any of several plants belonging to the genus Ornithogalum, of the lily family, having grasslike leaves and clusters of white flowers.
- stenothermophilic — growing best within a narrow temperature range.
- stereolithography — a process for creating three-dimensional objects using a computer-controlled laser to build up the required structure, layer by layer, from a liquid photopolymer that solidifies.
- stereophotography — photography producing stereoscopic images.
- stick to the ribs — to pierce or puncture with something pointed, as a pin, dagger, or spear; stab: to stick one's finger with a needle.
- stretch limousine — a limousine that has been lengthened to provide extra seating accommodation and more legroom
- stretching course — (in brickwork) a course of stretchers.
- sulfurated potash — a yellowish-brown mixture consisting mainly of potassium polysulfides and potassium thiosulfate, used in treating mange.
- sunbury-on-thames — a town in SE England, in N Surrey. Pop: 27 415 (2001)
- support mechanism — any formal system or method of providing support or assistance
- swash plate motor — a collar or face plate on a shaft that is inclined at an oblique angle to the axis of rotation and converts reciprocating motion to rotation
- take sth by storm — If someone or something takes a place by storm, they are extremely successful.
- take sth on trust — If you take something on trust after having heard or read it, you believe it completely without checking it.
- take sth to heart — If you take something to heart, for example someone's behaviour, you are deeply affected and upset by it.
- teachers' college — a college, usually having a four-year curriculum and granting a bachelor's degree, for training teachers for elementary and secondary schools
- teaching software — computer software for use in providing online education
- 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.
- teething problems — If a project or new product has teething problems, it has problems in its early stages or when it first becomes available.
- teething troubles — Teething troubles are the same as teething problems.
- telephone numbers — extremely large numbers, esp in reference to salaries or prices
- telephone service — a company or public utility that provides a telephone-operating service
- television rights — the rights to televise something, such as a sporting event
- the age of reason — the 18th century in W Europe
- the bag of tricks — every device; everything
- the barbary coast — a historic name for the Mediterranean coast of North Africa: a centre of piracy against European shipping from the 16th to the 19th centuries
- the carboniferous — the Carboniferous period or rock system
- the cold shoulder — a show of indifference; slight
- the first line of — If you refer to a method as the first line of, for example, defence or treatment, you mean that it is the first or most important method to be used in dealing with a problem.
- the horse's mouth — the most reliable source
- the lord's prayer — the, the prayer given by Jesus to His disciples, and beginning with the words Our Father. Matt. 6:9–13; Luke 11:2–4.