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18-letter words containing s, n, a, p, t, i

  • radiation exposure — exposure to radiant energy or to the particles emitted in the transfer of radiant energy, esp the particles and gamma rays emitted in nuclear decay; exposure to radioactive substances
  • radiation pressure — the pressure exerted on a surface by electromagnetic radiation or by sound waves.
  • rail rapid transit — a system of rail transit within an urban area that has exclusive right of way either below, above, or on the ground and so is capable of relatively high operating speed. Abbreviation: RRT.
  • rape crisis centre — a place that provides support to people who have been victims of rape or other kinds of sexual abuse
  • recess appointment — a person appointed to an office by the President of the United States without approval from the Senate because the Senate is in recess
  • registered company — a company which has officially registered its business
  • registration plate — a plate mounted on the front and back of a motor vehicle bearing the registration number
  • reinforced plastic — plastic with fibrous matter, such as carbon fibre, embedded in it to confer additional strength
  • representativeness — a person or thing that represents another or others.
  • reprocessing plant — a plant where materials are treated in order to make them reusable
  • resistance plasmid — any of a group of bacterial plasmids carrying genetic information that provide resistance to antibiotic drugs: some resistance plasmids are able to transfer themselves, and hence resistance, during conjugation
  • resurrection plant — a desert plant, Selaginella lepidophylla, occurring from Texas to South America, having stems that curl inward when dry.
  • saint bernard pass — either of two passes over the Alps: the Great St Bernard Pass 2472 m (8110 ft) high, east of Mont Blanc between Italy and Switzerland, or the Little St Bernard Pass 2157 m (7077 ft) high, south of Mont Blanc between Italy and France
  • saint peter's fish — another name for tilapia, taken from a Bible story about Saint Peter catching a fish with a coin in its mouth
  • sampling equipment — Sampling equipment is equipment which is used to remove small amounts of something for analysis and monitoring.
  • sampling statistic — any function of observed data, esp one used to estimate the corresponding parameter of the underlying distribution, such as the sample mean, sample variance, etc
  • scissors-and-paste — designating or of a piece of writing that has been assembled from a variety of sources rather than by original research, often in a hasty or uninspired way
  • scripting language — a language that is used to write scripts, or executable sections of code that automate tasks.
  • seasonal promotion — Seasonal promotions are items marketed to customers at the appropriate time of year, such as coats in the winter and bathing suits in the summer.
  • self-contemplation — the act or process of thinking about oneself or one's values, beliefs, behavior, etc.
  • self-deprecatingly — in a self-deprecating manner
  • self-disparagement — the act of disparaging.
  • self-preoccupation — the state of being preoccupied.
  • self-tapping screw — a screw designed to tap its corresponding female thread as it is driven.
  • separation anxiety — the normal fear and apprehension expressed by infants when removed from their mothers or approached by strangers.
  • service department — a repair shop
  • shape-note singing — a traditional style of a capella singing using shape-note notation.
  • shipping container — a large, strong container, usually of metal, used to store goods in during shipment
  • shunting operation — an operation in which rail coaches are manoeuvred
  • simple enumeration — a procedure for arriving at empirical generalizations by haphazard accumulation of positive instances.
  • slow-motion replay — a showing again in slow motion of a sequence of action, esp of part of a sporting contest immediately after it happens
  • solitary sandpiper — a North American sandpiper, Tringa solitaria, of inland wetlands, having a brownish-gray, white-spotted back and whitish underparts.
  • something to spare — a surplus of something
  • southampton island — an island in N Canada, in the Northwest Territories at the entrance to Hudson Bay. 19,100 sq. mi. (49,470 sq. km).
  • spaghetti junction — an interchange, usually between motorways, in which there are a large number of underpasses and overpasses and intersecting roads used by a large volume of high-speed traffic
  • special assessment — a tax levied by a local government on private property to pay the cost of local public improvements, as sidewalk construction or sewage disposal, that are of general benefit to the property taxed.
  • special collection — a collection of materials segregated from a general library collection according to form, subject, age, condition, rarity, source, or value.
  • specimen signature — a signature to be compared to an original signature in order to verify someone's identity
  • sperry corporation — (company)   The company which merged with the Burroughs Corporation to form Unisys Corporation. Divisions included Sperry Univac, Sperry Flight Systems, and others. Some of these were sold off after the merger.
  • spherical triangle — a triangle formed by arcs of great circles of a sphere.
  • spin stabilization — a technique by which a bullet, rocket, etc, is made to spin around its longitudinal axis to assist it in maintaining a steady flight path
  • spinal anaesthesia — anaesthesia of the lower half of the body produced by injecting an anaesthetic beneath the arachnoid membrane surrounding the spinal cord
  • spirits of ammonia — a 10% solution of ammonia in alcohol
  • stepping-off place — jumping-off place (def 2).
  • super giant slalom — a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom.
  • supporting actress — an actress playing a supporting role
  • sustaining program — a radio or television program without a commercial sponsor.
  • sweptwing aircraft — an aircraft which has wings that are swept (usually) backwards
  • sympathetic string — a thin wire string, as in various obsolete musical instruments, designed to vibrate sympathetically with the bowed or plucked strings to reinforce the sound.
  • system-programming — a program, as an operating system, compiler, or utility program, that controls some aspect of the operation of a computer (opposed to application program).
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