18-letter words containing v, o, r, t, e
- selective abortion — the aborting of particular embryos for medical or social reasons
- 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.
- 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.
- 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.
- 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
- 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.
- 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
- supportive therapy — any treatment, such as the intravenous administration of certain fluids, designed to reinforce or sustain the physiological well-being of a patient
- teacher evaluation — the process of vetting teachers to maintain teaching standards
- telephone receiver — a device, as in a telephone, that converts changes in an electric current into sound.
- tender loving care — considerate and kindly care, as of someone who is ill, upset, etc
- the movie industry — the industry that makes entertainment films or movies
- the operative word — If you describe a word as the operative word, you want to draw attention to it because you think it is important or exactly true in a particular situation.
- theodore roosevelt — (Anna) Eleanor, 1884–1962, U.S. diplomat, author, and lecturer (wife of Franklin Delano Roosevelt).
- thermogalvanometer — a thermoammeter for measuring small currents, consisting of a thermocouple connected to a direct-current galvanometer.
- to be above ground — to be alive
- 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.
- too clever by half — If someone is too clever by half, they are very clever and they show their cleverness in a way that annoys other people.
- transverse process — a process that projects from the sides of a vertebra.
- transverse section — cross section (def 1).
- turbine ventilator — a ventilator, usually mounted on the roof of a building, deck of a ship, etc., having at its head a globular, vaned rotor that is rotated by the wind, conveying air through a duct to and from a chamber below.
- ulcerative colitis — chronic ulceration in the large intestine, characterized by painful abdominal cramps and profuse diarrhea containing pus, blood, and mucus.
- ultraviolet filter — a filter used on a lens to absorb ultraviolet radiation that may impart an undesirable blue cast to a photograph.
- vectorcardiography — a method of determining the direction and magnitude of the electrical forces of the heart.
- veterinary surgeon — Chiefly British. a veterinarian.
- victor emmanuel ii — 1820–78, king of Sardinia 1849–78; first king of Italy 1861–78.
- video entry system — a security system whereby a person in a building can see someone who wants to gain access by means of a video image
- videotape recorder — a device for recording television programs on magnetic tape for delayed transmission or for storage.
- vigoureux printing — a printing method in which worsted fibers are printed with the desired color while in sliver form and then processed into yarn, producing a mixed color in the spun yarn and woven fabric.
- 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.
- visiting professor — a professor from another institution invited to teach at a university or college for a limited period, usually for a semester or one academic year.
- voter registration — the requirement of citizens to become registered in order to vote
- wave of the future — a trend or development that may influence or become a significant part of the future: Computerization is the wave of the future.
- wood-burning stove — cooker: fueled by wood
- yerkes observatory — an astronomical observatory located in Williams Bay, Wisconsin, affiliated with the University of Chicago, and having a 40-inch (102-cm) refracting telescope, the largest refractor in the world.
- you never can tell — If you say 'You never can tell', you mean that the future is always uncertain and it is never possible to know exactly what will happen.
- young conservative — a member of the youth section of the United Kingdom Conservative Party