18-letter words containing r, s, v

selective breeding — the raising of animals with particular genetic traits through careful choice of parents
self-advertisement — a paid announcement, as of goods for sale, in newspapers or magazines, on radio or television, etc.
service department — a repair shop
set priority level — (SPL) The way traditional Unix kernels implement mutual exclusion by running code at high interrupt priority levels and thus blocking lower level interrupts.
silver certificate — a former paper currency first issued in 1878 by the U.S. federal government for circulation, equal to and redeemable for silver to a stated value.
silvery cinquefoil — any of several plants belonging to the genus Potentilla, of the rose family, having yellow, red, or white five-petaled flowers, as P. reptans (creeping cinquefoil) of the Old World, or P. argentea (silvery cinquefoil) of North America.
silvery spleenwort — a fern, Diplazium pycnocarpon, of eastern North America, having fronds from 20 to 30 inches (50.8 to 76.2 cm) long on yellowish-green stalks.
simone de beauvoir — Simone [see-mawn] /siˈmɔn/ (Show IPA), (Lucie Ernestine Marie Bertrand) 1908–86, French playwright, novelist, and essayist.
social environment — the environment developed by humans as contrasted with the natural environment; society as a whole, especially in its relation to the individual.
sodium-vapour lamp — a type of electric lamp consisting of a glass tube containing neon and sodium vapour at low pressure through which an electric current is passed to give an orange light. They are used in street lighting
solvent extraction — Solvent extraction is the separation of a particular substance from a mixture by dissolving that substance in a solvent that will dissolve it, but which will not dissolve any other substance in the mixture.
special relativity — the state or fact of being relative.
split-level cooker — a cooker that is designed with a separate oven and hob so that they can be fitted wherever is most convenient in the kitchen
st. lawrence river — a river in SE Canada, flowing NE from Lake Ontario, forming part of the boundary between New York and Ontario, and emptying into the Gulf of St. Lawrence. 760 miles (1225 km) long.
standard deviation — a measure of dispersion in a frequency distribution, equal to the square root of the mean of the squares of the deviations from the arithmetic mean of the distribution.
standard of living — a grade or level of subsistence and comfort in everyday life enjoyed by a community, class, or individual: The well-educated generally have a high standard of living.
store launch event — A store launch event is a special event, which publicizes the opening of a new store and at which discounts and free samples may be offered.
strong derived set — the set of all strong accumulation points of a given set.
super royal octavo — a book size, 63⁄4 by 101⁄4 inches
superior vena cava — See under vena cava.
supportive therapy — any treatment, such as the intravenous administration of certain fluids, designed to reinforce or sustain the physiological well-being of a patient
surveyor's compass — an instrument used by surveyors for measuring azimuths.
surveyor's measure — a system of units of length used in surveying land, based on the surveyor's chain of 66 feet (20.12 meters) and its 100 links of 7.92 inches (20.12 cm).
survival mechanism — something you or your body does automatically, in order to survive in a dangerous or unpleasant situation
sweet vernal grass — a Eurasian meadow grass, Anthoxanthum odoratum, found throughout North America, having clusters of brownish-green flowers.
tardive dyskinesia — a disorder characterized by restlessness and involuntary rolling of the tongue or twitching of the face, trunk, or limbs, usually occurring as a complication of long-term therapy with antipsychotic drugs.
technical reserves — Technical reserves are amounts of money set aside to pay for underwriting liabilities.
the movie industry — the industry that makes entertainment films or movies
theodore roosevelt — (Anna) Eleanor, 1884–1962, U.S. diplomat, author, and lecturer (wife of Franklin Delano Roosevelt).
to lose your nerve — If you lose your nerve, you suddenly panic and become too afraid to do something that you were about to do.
to play favourites — to display favouritism
to scrape a living — If you say that someone scrapes a living or scratches a living, you mean that they manage to earn enough to live on, but it is very difficult. In American English, you say they scrape out a living or scratch out a living.
transverse process — a process that projects from the sides of a vertebra.
transverse section — cross section (def 1).
transylvanian alps — a mountain range in S Romania; a SW extension of the Carpathian Mountains. Highest peak: Mount Negoiu, 2548 m (8360 ft)
traveling salesman — a male representative of a business firm who travels in an assigned territory soliciting orders for a company's products or services.
traveller's cheque — Traveller's cheques are cheques that you buy at a bank and take with you when you travel, for example so that you can exchange them for the currency of the country that you are in.
tristimulus values — three values that together are used to describe a colour and are the amounts of three reference colours that can be mixed to give the same visual sensation as the colour considered
trustee investment — an investment in which trustees are authorized to invest money belonging to a trust fund
ulcerative colitis — chronic ulceration in the large intestine, characterized by painful abdominal cramps and profuse diarrhea containing pus, blood, and mucus.
universal coupling — a coupling between rotating shafts set at an angle to one another, allowing for rotation in three planes.
universal debugger — (tool, parallel) (udb) KSR's interactive source level debugger for serial and parallel programs written in KSR, Fortran, KSR C and KSR1 assembly language. Udb is a source level debugger for testing and debugging serial and parallel programs; it is compatible with GDB and dbx. The user can direct udb either by typing commands or graphically through an X-based window interface; the latter provides simultaneous display of source code, I/O and instructions. For parallel programs, operations can be carried out per-thread.
universal language — an auxiliary language that is used and understood everywhere.
universal negative — a proposition of the form “No S is P.” Symbol: E, e.
universal suffrage — suffrage for all persons over a certain age, usually 18 or 21, who in other respects satisfy the requirements established by law.
universalizability — the thesis that any moral judgment must be equally applicable to every relevantly identical situation
university faculty — a division within a university comprising one subject area, or a number of related subject areas
university heights — a city in NE Ohio, near Cleveland.
university student — a student enrolled in a university
venture capitalist — funds invested or available for investment in a new or unproven business enterprise.

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