18-letter words containing s, t, r, a, v, i
- second triumvirate — the coalition and joint rule of the Roman Empire by Antony, Lepidus, and Octavian, begun in 43 bc
- selective abortion — the aborting of particular embryos for medical or social reasons
- self-advertisement — a paid announcement, as of goods for sale, in newspapers or magazines, on radio or television, etc.
- service department — a repair shop
- 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.
- social environment — the environment developed by humans as contrasted with the natural environment; society as a whole, especially in its relation to the individual.
- 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.
- 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.
- supportive therapy — any treatment, such as the intravenous administration of certain fluids, designed to reinforce or sustain the physiological well-being of a patient
- 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.
- 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 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.
- 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
- ulcerative colitis — chronic ulceration in the large intestine, characterized by painful abdominal cramps and profuse diarrhea containing pus, blood, and mucus.
- universal negative — a proposition of the form “No S is P.” Symbol: E, e.
- 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
- venture capitalist — funds invested or available for investment in a new or unproven business enterprise.
- veterinary surgeon — Chiefly British. a veterinarian.
- virginia snakeroot — any of various plants whose roots have been regarded as a remedy for snakebites, as the herb Aristolochia serpentaria (Virginia snakeroot) having a medicinal rhizome and rootlets, and the white-flowered Polygala senega (Seneca snakeroot) having a medicinal root.
- visitor's passport — (formerly, in Britain) a passport, valid for one year and for certain countries only, that could be purchased from post offices
- voter registration — the requirement of citizens to become registered in order to vote
- winged everlasting — a bushy composite plant, Ammobium alatum, of Australia, having winged branches, javelin-shaped leaves, and white flowers.
- young conservative — a member of the youth section of the United Kingdom Conservative Party
- yves saint laurent — Louis Stephen [lwee ste-fen] /lwi stɛˈfɛn/ (Show IPA), 1882–1973, prime minister of Canada 1948–57.