17-letter words containing a, e, c, i, o, s
- special education — education that is modified or particularized for those with singular needs, as disabled or maladjusted people, slow learners, or gifted children.
- special schooling — the system of educating children with special needs in schools designed to meet their needs
- 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.
- spectroradiometer — an instrument for determining the radiant-energy distribution in a spectrum, combining the functions of a spectroscope with those of a radiometer.
- spectroscopically — an optical device for producing and observing a spectrum of light or radiation from any source, consisting essentially of a slit through which the radiation passes, a collimating lens, and an Amici prism.
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- spit in the ocean — a variety of poker in which four cards are dealt face down to each player and one card, forming the fifth for all hands, is dealt face up in the center of the table, the exposed card and others of its denomination being wild cards.
- sports facilities — places and things for doing sports
- spring cankerworm — the striped, green caterpillar of any of several geometrid moths: a foliage pest of various fruit and shade trees, as Paleacrita vernata (spring cankerworm) and Alsophila pometaria (fall cankerworm)
- stand-up comedian — performer: tells jokes
- 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.
- stay of execution — If you are given a stay of execution, you are legally allowed to delay obeying an order of a court of law.
- steamship company — a company which has a fleet of steamships
- stock certificate — a certificate evidencing ownership of one or more shares of stock in a corporation.
- storm in a teacup — a violent fuss or disturbance over a trivial matter
- 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.
- suffice it to say — Suffice it to say or suffice to say is used at the beginning of a statement to indicate that what you are saying is obvious, or that you will only give a short explanation.
- sufficient reason — the principle that nothing happens by pure chance, but that an explanation must always be available
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- supercolumniation — the placing of one order of columns above another.
- support mechanism — any formal system or method of providing support or assistance
- swaddling clothes — cloth for wrapping around a baby
- symbolic assembly — (language) An early system on the IBM 705.
- symbolic language — a specialized language dependent upon the use of symbols for communication and created for the purpose of achieving greater exactitude, as in symbolic logic or mathematics.
- 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.
- take into custody — to arrest
- teaching hospital — a hospital associated with a medical college and offering clinical and other facilities to those in various areas of medical study, as students, interns, and residents.
- 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.
- telescopic damper — a device with telescopic parts that reduce vibration in a motor vehicle
- 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.
- the bag of tricks — every device; everything
- the carboniferous — the Carboniferous period or rock system
- the facts of life — the details of sexual behaviour and reproduction, esp as told to children
- the south pacific — the part of the Pacific Ocean to the south of the equator
- to strike a chord — If something strikes a chord with you, it makes you feel sympathy or enthusiasm.
- topological space — a set with a collection of subsets or open sets satisfying the properties that the union of open sets is an open set, the intersection of two open sets is an open set, and the given set and the empty set are open sets.
- tortoiseshell cat — a domestic cat, especially a female one, of variegated black, yellow, and white coloring.
- trade association — an association of people or companies in a particular business or trade, organized to promote their common interests.
- traffic diversion — a special route arranged for traffic to follow when the normal route cannot be used
- transfer function — The transfer function of a circuit is the ratio of the response to the input.
- transonic barrier — sound barrier.
- trucial sheikdoms — an independent federation in E Arabia, formed in 1971, now comprising seven emirates on the S coast (formerly, Pirate Coast or Trucial Coast) of the Persian Gulf, formerly under British protection: Abu Dhabi, Dubai, Sharjah, Ajman, Umm al-Qaiwain, Ras al-Khaimah (joined 1972), and Fujairah. About 32,300 sq. mi. (83,657 sq. km). Capital: Abu Dhabi. Abbreviation: U.A.E.
- ts'ao hsueh-ch'in — (Ts'ao Chan) c1717–63, Chinese novelist: author of The Dream of the Red Chamber.
- ultraconservative — extremely conservative, especially in politics.
- unclassified road — a road that has not been given a grade because it is of a basic standard
- uncle tom's cabin — an antislavery novel (1852) by Harriet Beecher Stowe.
- uncompassionately — having or showing compassion: a compassionate person; a compassionate letter.